Finding the Fourth Proportional to 9,932.79, 14,899.65 and 5,546.91

Step by Step Solution

1. Step 1: Write the proportion equation
   9,932.79 : 14,899.65 = 5,546.91 : x
2. Step 2: Convert to fraction form
   9,932.79/14,899.65 = 5,546.91/x
3. Step 3: Cross multiply
   9,932.79x = 14,899.65 × 5,546.91
4. Step 4: Simplify right side
   9,932.79x = 82,647,017.58
5. Step 5: Solve for x
   x = 82,647,017.58/9,932.79
6. Step 6: Final answer
   x = 8,320.62