Finding the Fourth Proportional to 9,152.34, 12,630.36 and 5,375.58

Step by Step Solution

1. Step 1: Write the proportion equation
   9,152.34 : 12,630.36 = 5,375.58 : x
2. Step 2: Convert to fraction form
   9,152.34/12,630.36 = 5,375.58/x
3. Step 3: Cross multiply
   9,152.34x = 12,630.36 × 5,375.58
4. Step 4: Simplify right side
   9,152.34x = 67,895,510.61
5. Step 5: Solve for x
   x = 67,895,510.61/9,152.34
6. Step 6: Final answer
   x = 7,418.38