Finding the Fourth Proportional to 31,216.52, 43,068.24 and 17,778.25

Step by Step Solution

1. Step 1: Write the proportion equation
   31,216.52 : 43,068.24 = 17,778.25 : x
2. Step 2: Convert to fraction form
   31,216.52/43,068.24 = 17,778.25/x
3. Step 3: Cross multiply
   31,216.52x = 43,068.24 × 17,778.25
4. Step 4: Simplify right side
   31,216.52x = 765,677,937.78
5. Step 5: Solve for x
   x = 765,677,937.78/31,216.52
6. Step 6: Final answer
   x = 24,527.97