Finding the Fourth Proportional to 10,621.52, 14,657.76 and 5,906.24

Step by Step Solution

1. Step 1: Write the proportion equation
   10,621.52 : 14,657.76 = 5,906.24 : x
2. Step 2: Convert to fraction form
   10,621.52/14,657.76 = 5,906.24/x
3. Step 3: Cross multiply
   10,621.52x = 14,657.76 × 5,906.24
4. Step 4: Simplify right side
   10,621.52x = 86,572,248.42
5. Step 5: Solve for x
   x = 86,572,248.42/10,621.52
6. Step 6: Final answer
   x = 8,150.65