Finding the Fourth Proportional to 16,981.92, 25,475.04 and 5,294.16

Step by Step Solution

1. Step 1: Write the proportion equation
   16,981.92 : 25,475.04 = 5,294.16 : x
2. Step 2: Convert to fraction form
   16,981.92/25,475.04 = 5,294.16/x
3. Step 3: Cross multiply
   16,981.92x = 25,475.04 × 5,294.16
4. Step 4: Simplify right side
   16,981.92x = 134,868,937.77
5. Step 5: Solve for x
   x = 134,868,937.77/16,981.92
6. Step 6: Final answer
   x = 7,941.91