Finding the Fourth Proportional to 9,330.55, 12,876.17 and 5,081.63

Step by Step Solution

1. Step 1: Write the proportion equation
   9,330.55 : 12,876.17 = 5,081.63 : x
2. Step 2: Convert to fraction form
   9,330.55/12,876.17 = 5,081.63/x
3. Step 3: Cross multiply
   9,330.55x = 12,876.17 × 5,081.63
4. Step 4: Simplify right side
   9,330.55x = 65,431,848.32
5. Step 5: Solve for x
   x = 65,431,848.32/9,330.55
6. Step 6: Final answer
   x = 7,012.65