Finding the Fourth Proportional to 31,084.50, 42,896.61 and 16,937.35

Step by Step Solution

1. Step 1: Write the proportion equation
   31,084.50 : 42,896.61 = 16,937.35 : x
2. Step 2: Convert to fraction form
   31,084.50/42,896.61 = 16,937.35/x
3. Step 3: Cross multiply
   31,084.50x = 42,896.61 × 16,937.35
4. Step 4: Simplify right side
   31,084.50x = 726,554,790.14
5. Step 5: Solve for x
   x = 726,554,790.14/31,084.50
6. Step 6: Final answer
   x = 23,373.54