Finding the Fourth Proportional to 13,747,036.31, 18,968,801.24 and 7,944,697.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,747,036.31 : 18,968,801.24 = 7,944,697.50 : x
2. Step 2: Convert to fraction form
   13,747,036.31/18,968,801.24 = 7,944,697.50/x
3. Step 3: Cross multiply
   13,747,036.31x = 18,968,801.24 × 7,944,697.50
4. Step 4: Simplify right side
   13,747,036.31x = 150,701,387,789,424.88
5. Step 5: Solve for x
   x = 150,701,387,789,424.88/13,747,036.31
6. Step 6: Final answer
   x = 10,962,463.79