Finding the Fourth Proportional to 9,247.59, 12,760.46 and 5,214.63

Step by Step Solution

1. Step 1: Write the proportion equation
   9,247.59 : 12,760.46 = 5,214.63 : x
2. Step 2: Convert to fraction form
   9,247.59/12,760.46 = 5,214.63/x
3. Step 3: Cross multiply
   9,247.59x = 12,760.46 × 5,214.63
4. Step 4: Simplify right side
   9,247.59x = 66,541,061.75
5. Step 5: Solve for x
   x = 66,541,061.75/9,247.59
6. Step 6: Final answer
   x = 7,195.50