Finding the Fourth Proportional to 9,109.98, 12,573.17 and 6,566.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,109.98 : 12,573.17 = 6,566.18 : x
2. Step 2: Convert to fraction form
   9,109.98/12,573.17 = 6,566.18/x
3. Step 3: Cross multiply
   9,109.98x = 12,573.17 × 6,566.18
4. Step 4: Simplify right side
   9,109.98x = 82,557,601.69
5. Step 5: Solve for x
   x = 82,557,601.69/9,109.98
6. Step 6: Final answer
   x = 9,062.33