Finding the Fourth Proportional to 42,294.43, 63,436.71 and 16,992.92

Step by Step Solution

1. Step 1: Write the proportion equation
   42,294.43 : 63,436.71 = 16,992.92 : x
2. Step 2: Convert to fraction form
   42,294.43/63,436.71 = 16,992.92/x
3. Step 3: Cross multiply
   42,294.43x = 63,436.71 × 16,992.92
4. Step 4: Simplify right side
   42,294.43x = 1,077,974,938.09
5. Step 5: Solve for x
   x = 1,077,974,938.09/42,294.43
6. Step 6: Final answer
   x = 25,487.40