Finding the Fourth Proportional to 31,764.18, 43,834.86 and 17,616.72

Step by Step Solution

1. Step 1: Write the proportion equation
   31,764.18 : 43,834.86 = 17,616.72 : x
2. Step 2: Convert to fraction form
   31,764.18/43,834.86 = 17,616.72/x
3. Step 3: Cross multiply
   31,764.18x = 43,834.86 × 17,616.72
4. Step 4: Simplify right side
   31,764.18x = 772,226,454.86
5. Step 5: Solve for x
   x = 772,226,454.86/31,764.18
6. Step 6: Final answer
   x = 24,311.24