Finding the Fourth Proportional to 9,046.89, 12,471.98 and 7,447.95

Step by Step Solution

1. Step 1: Write the proportion equation
   9,046.89 : 12,471.98 = 7,447.95 : x
2. Step 2: Convert to fraction form
   9,046.89/12,471.98 = 7,447.95/x
3. Step 3: Cross multiply
   9,046.89x = 12,471.98 × 7,447.95
4. Step 4: Simplify right side
   9,046.89x = 92,890,646.20
5. Step 5: Solve for x
   x = 92,890,646.20/9,046.89
6. Step 6: Final answer
   x = 10,267.69