Finding the Fourth Proportional to 12,766.52, 17,612.03 and 7,458.95

Step by Step Solution

1. Step 1: Write the proportion equation
   12,766.52 : 17,612.03 = 7,458.95 : x
2. Step 2: Convert to fraction form
   12,766.52/17,612.03 = 7,458.95/x
3. Step 3: Cross multiply
   12,766.52x = 17,612.03 × 7,458.95
4. Step 4: Simplify right side
   12,766.52x = 131,367,181.76
5. Step 5: Solve for x
   x = 131,367,181.76/12,766.52
6. Step 6: Final answer
   x = 10,289.98