Finding the Fourth Proportional to 11,631,898.62, 17,439,768.12 and 5,151,442.59

Step by Step Solution

1. Step 1: Write the proportion equation
   11,631,898.62 : 17,439,768.12 = 5,151,442.59 : x
2. Step 2: Convert to fraction form
   11,631,898.62/17,439,768.12 = 5,151,442.59/x
3. Step 3: Cross multiply
   11,631,898.62x = 17,439,768.12 × 5,151,442.59
4. Step 4: Simplify right side
   11,631,898.62x = 89,839,964,253,092.23
5. Step 5: Solve for x
   x = 89,839,964,253,092.23/11,631,898.62
6. Step 6: Final answer
   x = 7,723,585.56