Finding the Fourth Proportional to 31,061.14, 42,865.14 and 16,914.76

Step by Step Solution

1. Step 1: Write the proportion equation
   31,061.14 : 42,865.14 = 16,914.76 : x
2. Step 2: Convert to fraction form
   31,061.14/42,865.14 = 16,914.76/x
3. Step 3: Cross multiply
   31,061.14x = 42,865.14 × 16,914.76
4. Step 4: Simplify right side
   31,061.14x = 725,053,555.47
5. Step 5: Solve for x
   x = 725,053,555.47/31,061.14
6. Step 6: Final answer
   x = 23,342.79