Finding the Fourth Proportional to 9,025.72, 12,455.52 and 5,251.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,025.72 : 12,455.52 = 5,251.12 : x
2. Step 2: Convert to fraction form
   9,025.72/12,455.52 = 5,251.12/x
3. Step 3: Cross multiply
   9,025.72x = 12,455.52 × 5,251.12
4. Step 4: Simplify right side
   9,025.72x = 65,405,430.18
5. Step 5: Solve for x
   x = 65,405,430.18/9,025.72
6. Step 6: Final answer
   x = 7,246.56