Finding the Fourth Proportional to 10,445.06, 14,414.20 and 5,729.60

Step by Step Solution

1. Step 1: Write the proportion equation
   10,445.06 : 14,414.20 = 5,729.60 : x
2. Step 2: Convert to fraction form
   10,445.06/14,414.20 = 5,729.60/x
3. Step 3: Cross multiply
   10,445.06x = 14,414.20 × 5,729.60
4. Step 4: Simplify right side
   10,445.06x = 82,587,600.32
5. Step 5: Solve for x
   x = 82,587,600.32/10,445.06
6. Step 6: Final answer
   x = 7,906.86