Finding the Fourth Proportional to 9,387,807.87, 12,951,048.06 and 5,664,562.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,387,807.87 : 12,951,048.06 = 5,664,562.12 : x
2. Step 2: Convert to fraction form
   9,387,807.87/12,951,048.06 = 5,664,562.12/x
3. Step 3: Cross multiply
   9,387,807.87x = 12,951,048.06 × 5,664,562.12
4. Step 4: Simplify right side
   9,387,807.87x = 73,362,016,254,975.48
5. Step 5: Solve for x
   x = 73,362,016,254,975.48/9,387,807.87
6. Step 6: Final answer
   x = 7,814,605.63