Finding the Fourth Proportional to 9,272.94, 12,801.15 and 6,132.30

Step by Step Solution

1. Step 1: Write the proportion equation
   9,272.94 : 12,801.15 = 6,132.30 : x
2. Step 2: Convert to fraction form
   9,272.94/12,801.15 = 6,132.30/x
3. Step 3: Cross multiply
   9,272.94x = 12,801.15 × 6,132.30
4. Step 4: Simplify right side
   9,272.94x = 78,500,492.15
5. Step 5: Solve for x
   x = 78,500,492.15/9,272.94
6. Step 6: Final answer
   x = 8,465.55