Finding the Fourth Proportional to 9,387,807.38, 12,951,047.37 and 5,664,561.63

Step by Step Solution

1. Step 1: Write the proportion equation
   9,387,807.38 : 12,951,047.37 = 5,664,561.63 : x
2. Step 2: Convert to fraction form
   9,387,807.38/12,951,047.37 = 5,664,561.63/x
3. Step 3: Cross multiply
   9,387,807.38x = 12,951,047.37 × 5,664,561.63
4. Step 4: Simplify right side
   9,387,807.38x = 73,362,006,000,414.41
5. Step 5: Solve for x
   x = 73,362,006,000,414.41/9,387,807.38
6. Step 6: Final answer
   x = 7,814,604.95