Finding the Fourth Proportional to 9,392.76, 12,932.46 and 7,630.20

Step by Step Solution

1. Step 1: Write the proportion equation
   9,392.76 : 12,932.46 = 7,630.20 : x
2. Step 2: Convert to fraction form
   9,392.76/12,932.46 = 7,630.20/x
3. Step 3: Cross multiply
   9,392.76x = 12,932.46 × 7,630.20
4. Step 4: Simplify right side
   9,392.76x = 98,677,256.29
5. Step 5: Solve for x
   x = 98,677,256.29/9,392.76
6. Step 6: Final answer
   x = 10,505.67