Finding the Fourth Proportional to 2,057,248,965.90, 2,839,239,089.10 and 1,153,249,061.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,057,248,965.90 : 2,839,239,089.10 = 1,153,249,061.87 : x
2. Step 2: Convert to fraction form
   2,057,248,965.90/2,839,239,089.10 = 1,153,249,061.87/x
3. Step 3: Cross multiply
   2,057,248,965.90x = 2,839,239,089.10 × 1,153,249,061.87
4. Step 4: Simplify right side
   2,057,248,965.90x = 3,274,349,815,915,012,096
5. Step 5: Solve for x
   x = 3,274,349,815,915,012,096/2,057,248,965.90
6. Step 6: Final answer
   x = 1,591,615,730.61