Finding the Fourth Proportional to 2,127,116,548.88, 2,935,910,613.75 and 1,247,333,688.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,127,116,548.88 : 2,935,910,613.75 = 1,247,333,688.08 : x
2. Step 2: Convert to fraction form
   2,127,116,548.88/2,935,910,613.75 = 1,247,333,688.08/x
3. Step 3: Cross multiply
   2,127,116,548.88x = 2,935,910,613.75 × 1,247,333,688.08
4. Step 4: Simplify right side
   2,127,116,548.88x = 3,662,060,213,722,003,456
5. Step 5: Solve for x
   x = 3,662,060,213,722,003,456/2,127,116,548.88
6. Step 6: Final answer
   x = 1,721,607,692.65