Finding the Fourth Proportional to 31,702.86, 43,747.74 and 17,554.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,702.86 : 43,747.74 = 17,554.50 : x
2. Step 2: Convert to fraction form
   31,702.86/43,747.74 = 17,554.50/x
3. Step 3: Cross multiply
   31,702.86x = 43,747.74 × 17,554.50
4. Step 4: Simplify right side
   31,702.86x = 767,969,701.83
5. Step 5: Solve for x
   x = 767,969,701.83/31,702.86
6. Step 6: Final answer
   x = 24,223.99