Finding the Fourth Proportional to 31,779.38, 43,855.55 and 17,632.32

Step by Step Solution

1. Step 1: Write the proportion equation
   31,779.38 : 43,855.55 = 17,632.32 : x
2. Step 2: Convert to fraction form
   31,779.38/43,855.55 = 17,632.32/x
3. Step 3: Cross multiply
   31,779.38x = 43,855.55 × 17,632.32
4. Step 4: Simplify right side
   31,779.38x = 773,275,003.21
5. Step 5: Solve for x
   x = 773,275,003.21/31,779.38
6. Step 6: Final answer
   x = 24,332.61