Finding the Fourth Proportional to 1,577,097,733.31, 2,365,650,606.69 and 644,420,582.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,577,097,733.31 : 2,365,650,606.69 = 644,420,582.42 : x
2. Step 2: Convert to fraction form
   1,577,097,733.31/2,365,650,606.69 = 644,420,582.42/x
3. Step 3: Cross multiply
   1,577,097,733.31x = 2,365,650,606.69 × 644,420,582.42
4. Step 4: Simplify right side
   1,577,097,733.31x = 1,524,473,941,765,395,968
5. Step 5: Solve for x
   x = 1,524,473,941,765,395,968/1,577,097,733.31
6. Step 6: Final answer
   x = 966,632,510.82