Finding the Fourth Proportional to 31,043.52, 42,838.56 and 16,895.52

Step by Step Solution

1. Step 1: Write the proportion equation
   31,043.52 : 42,838.56 = 16,895.52 : x
2. Step 2: Convert to fraction form
   31,043.52/42,838.56 = 16,895.52/x
3. Step 3: Cross multiply
   31,043.52x = 42,838.56 × 16,895.52
4. Step 4: Simplify right side
   31,043.52x = 723,779,747.25
5. Step 5: Solve for x
   x = 723,779,747.25/31,043.52
6. Step 6: Final answer
   x = 23,315.00