Finding the Fourth Proportional to 16,927.32, 25,385.72 and 5,680.47

Step by Step Solution

1. Step 1: Write the proportion equation
   16,927.32 : 25,385.72 = 5,680.47 : x
2. Step 2: Convert to fraction form
   16,927.32/25,385.72 = 5,680.47/x
3. Step 3: Cross multiply
   16,927.32x = 25,385.72 × 5,680.47
4. Step 4: Simplify right side
   16,927.32x = 144,202,792.49
5. Step 5: Solve for x
   x = 144,202,792.49/16,927.32
6. Step 6: Final answer
   x = 8,518.94