Finding the Fourth Proportional to 31,779.84, 43,855.56 and 17,632.56

Step by Step Solution

1. Step 1: Write the proportion equation
   31,779.84 : 43,855.56 = 17,632.56 : x
2. Step 2: Convert to fraction form
   31,779.84/43,855.56 = 17,632.56/x
3. Step 3: Cross multiply
   31,779.84x = 43,855.56 × 17,632.56
4. Step 4: Simplify right side
   31,779.84x = 773,285,793.03
5. Step 5: Solve for x
   x = 773,285,793.03/31,779.84
6. Step 6: Final answer
   x = 24,332.59