Finding the Fourth Proportional to 31,084.58, 42,896.49 and 16,937.12

Step by Step Solution

1. Step 1: Write the proportion equation
   31,084.58 : 42,896.49 = 16,937.12 : x
2. Step 2: Convert to fraction form
   31,084.58/42,896.49 = 16,937.12/x
3. Step 3: Cross multiply
   31,084.58x = 42,896.49 × 16,937.12
4. Step 4: Simplify right side
   31,084.58x = 726,542,998.71
5. Step 5: Solve for x
   x = 726,542,998.71/31,084.58
6. Step 6: Final answer
   x = 23,373.10