Finding the Fourth Proportional to 31,083.68, 42,895.32 and 16,937.12

Step by Step Solution

1. Step 1: Write the proportion equation
   31,083.68 : 42,895.32 = 16,937.12 : x
2. Step 2: Convert to fraction form
   31,083.68/42,895.32 = 16,937.12/x
3. Step 3: Cross multiply
   31,083.68x = 42,895.32 × 16,937.12
4. Step 4: Simplify right side
   31,083.68x = 726,523,182.28
5. Step 5: Solve for x
   x = 726,523,182.28/31,083.68
6. Step 6: Final answer
   x = 23,373.14