Finding the Fourth Proportional to 9,126.47, 12,594.55 and 5,348.89

Step by Step Solution

1. Step 1: Write the proportion equation
   9,126.47 : 12,594.55 = 5,348.89 : x
2. Step 2: Convert to fraction form
   9,126.47/12,594.55 = 5,348.89/x
3. Step 3: Cross multiply
   9,126.47x = 12,594.55 × 5,348.89
4. Step 4: Simplify right side
   9,126.47x = 67,366,817.69
5. Step 5: Solve for x
   x = 67,366,817.69/9,126.47
6. Step 6: Final answer
   x = 7,381.47