Finding the Fourth Proportional to 31,657.72, 43,687.86 and 17,510.76

Step by Step Solution

1. Step 1: Write the proportion equation
   31,657.72 : 43,687.86 = 17,510.76 : x
2. Step 2: Convert to fraction form
   31,657.72/43,687.86 = 17,510.76/x
3. Step 3: Cross multiply
   31,657.72x = 43,687.86 × 17,510.76
4. Step 4: Simplify right side
   31,657.72x = 765,007,631.37
5. Step 5: Solve for x
   x = 765,007,631.37/31,657.72
6. Step 6: Final answer
   x = 24,164.96