Finding the Fourth Proportional to 85,565.30, 128,380.82 and 35,632.04

Step by Step Solution

1. Step 1: Write the proportion equation
   85,565.30 : 128,380.82 = 35,632.04 : x
2. Step 2: Convert to fraction form
   85,565.30/128,380.82 = 35,632.04/x
3. Step 3: Cross multiply
   85,565.30x = 128,380.82 × 35,632.04
4. Step 4: Simplify right side
   85,565.30x = 4,574,469,693.41
5. Step 5: Solve for x
   x = 4,574,469,693.41/85,565.30
6. Step 6: Final answer
   x = 53,461.74