Finding the Fourth Proportional to 9,264.56, 12,785.16 and 5,073.20

Step by Step Solution

1. Step 1: Write the proportion equation
   9,264.56 : 12,785.16 = 5,073.20 : x
2. Step 2: Convert to fraction form
   9,264.56/12,785.16 = 5,073.20/x
3. Step 3: Cross multiply
   9,264.56x = 12,785.16 × 5,073.20
4. Step 4: Simplify right side
   9,264.56x = 64,861,673.71
5. Step 5: Solve for x
   x = 64,861,673.71/9,264.56
6. Step 6: Final answer
   x = 7,001.05