Finding the Fourth Proportional to 30,862.14, 42,589.98 and 16,715.10

Step by Step Solution

1. Step 1: Write the proportion equation
   30,862.14 : 42,589.98 = 16,715.10 : x
2. Step 2: Convert to fraction form
   30,862.14/42,589.98 = 16,715.10/x
3. Step 3: Cross multiply
   30,862.14x = 42,589.98 × 16,715.10
4. Step 4: Simplify right side
   30,862.14x = 711,895,774.70
5. Step 5: Solve for x
   x = 711,895,774.70/30,862.14
6. Step 6: Final answer
   x = 23,066.96