Finding the Fourth Proportional to 7,665,604.72, 11,506,382.34 and 5,646,128.92

Step by Step Solution

1. Step 1: Write the proportion equation
   7,665,604.72 : 11,506,382.34 = 5,646,128.92 : x
2. Step 2: Convert to fraction form
   7,665,604.72/11,506,382.34 = 5,646,128.92/x
3. Step 3: Cross multiply
   7,665,604.72x = 11,506,382.34 × 5,646,128.92
4. Step 4: Simplify right side
   7,665,604.72x = 64,966,518,094,451.27
5. Step 5: Solve for x
   x = 64,966,518,094,451.27/7,665,604.72
6. Step 6: Final answer
   x = 8,475,067.59