Finding the Fourth Proportional to 9,900.64, 14,853.06 and 4,057.24

Step by Step Solution

1. Step 1: Write the proportion equation
   9,900.64 : 14,853.06 = 4,057.24 : x
2. Step 2: Convert to fraction form
   9,900.64/14,853.06 = 4,057.24/x
3. Step 3: Cross multiply
   9,900.64x = 14,853.06 × 4,057.24
4. Step 4: Simplify right side
   9,900.64x = 60,262,429.15
5. Step 5: Solve for x
   x = 60,262,429.15/9,900.64
6. Step 6: Final answer
   x = 6,086.72