Finding the Fourth Proportional to 31,779.76, 43,855.32 and 17,632.24

Step by Step Solution

1. Step 1: Write the proportion equation
   31,779.76 : 43,855.32 = 17,632.24 : x
2. Step 2: Convert to fraction form
   31,779.76/43,855.32 = 17,632.24/x
3. Step 3: Cross multiply
   31,779.76x = 43,855.32 × 17,632.24
4. Step 4: Simplify right side
   31,779.76x = 773,267,527.52
5. Step 5: Solve for x
   x = 773,267,527.52/31,779.76
6. Step 6: Final answer
   x = 24,332.08