Finding the Fourth Proportional to 9,752.78, 14,617.02 and 3,906.20

Step by Step Solution

1. Step 1: Write the proportion equation
   9,752.78 : 14,617.02 = 3,906.20 : x
2. Step 2: Convert to fraction form
   9,752.78/14,617.02 = 3,906.20/x
3. Step 3: Cross multiply
   9,752.78x = 14,617.02 × 3,906.20
4. Step 4: Simplify right side
   9,752.78x = 57,097,003.52
5. Step 5: Solve for x
   x = 57,097,003.52/9,752.78
6. Step 6: Final answer
   x = 5,854.43