Finding the Fourth Proportional to 1,520,423,177.31, 2,098,183,984.52 and 825,062,153.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,520,423,177.31 : 2,098,183,984.52 = 825,062,153.31 : x
2. Step 2: Convert to fraction form
   1,520,423,177.31/2,098,183,984.52 = 825,062,153.31/x
3. Step 3: Cross multiply
   1,520,423,177.31x = 2,098,183,984.52 × 825,062,153.31
4. Step 4: Simplify right side
   1,520,423,177.31x = 1,731,132,196,304,501,504
5. Step 5: Solve for x
   x = 1,731,132,196,304,501,504/1,520,423,177.31
6. Step 6: Final answer
   x = 1,138,585,771.47