Finding the Fourth Proportional to 3,627,978,272,233, 5,006,762,117,625.60 and 2,086,476,859,315.20

Step by Step Solution

1. Step 1: Write the proportion equation
   3,627,978,272,233 : 5,006,762,117,625.60 = 2,086,476,859,315.20 : x
2. Step 2: Convert to fraction form
   3,627,978,272,233/5,006,762,117,625.60 = 2,086,476,859,315.20/x
3. Step 3: Cross multiply
   3,627,978,272,233x = 5,006,762,117,625.60 × 2,086,476,859,315.20
4. Step 4: Simplify right side
   3,627,978,272,233x = 10,446,493,298,521,781,359,869,952
5. Step 5: Solve for x
   x = 10,446,493,298,521,781,359,869,952/3,627,978,272,233
6. Step 6: Final answer
   x = 2,879,425,540,796.31