Finding the Fourth Proportional to 123,428,842.27, 185,153,338.49 and 61,986,401.62

Step by Step Solution

1. Step 1: Write the proportion equation
   123,428,842.27 : 185,153,338.49 = 61,986,401.62 : x
2. Step 2: Convert to fraction form
   123,428,842.27/185,153,338.49 = 61,986,401.62/x
3. Step 3: Cross multiply
   123,428,842.27x = 185,153,338.49 × 61,986,401.62
4. Step 4: Simplify right side
   123,428,842.27x = 11,476,989,200,152,130
5. Step 5: Solve for x
   x = 11,476,989,200,152,130/123,428,842.27
6. Step 6: Final answer
   x = 92,984,662.17