Finding the Fourth Proportional to 31,100.01, 42,917.97 and 16,952.85

Step by Step Solution

1. Step 1: Write the proportion equation
   31,100.01 : 42,917.97 = 16,952.85 : x
2. Step 2: Convert to fraction form
   31,100.01/42,917.97 = 16,952.85/x
3. Step 3: Cross multiply
   31,100.01x = 42,917.97 × 16,952.85
4. Step 4: Simplify right side
   31,100.01x = 727,581,907.71
5. Step 5: Solve for x
   x = 727,581,907.71/31,100.01
6. Step 6: Final answer
   x = 23,394.91