Finding the Fourth Proportional to 10,469.60, 14,447.87 and 5,753.78

Step by Step Solution

1. Step 1: Write the proportion equation
   10,469.60 : 14,447.87 = 5,753.78 : x
2. Step 2: Convert to fraction form
   10,469.60/14,447.87 = 5,753.78/x
3. Step 3: Cross multiply
   10,469.60x = 14,447.87 × 5,753.78
4. Step 4: Simplify right side
   10,469.60x = 83,129,807.59
5. Step 5: Solve for x
   x = 83,129,807.59/10,469.60
6. Step 6: Final answer
   x = 7,940.12