Finding the Fourth Proportional to 12,757.15, 17,604.77 and 7,092.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,757.15 : 17,604.77 = 7,092.42 : x
2. Step 2: Convert to fraction form
   12,757.15/17,604.77 = 7,092.42/x
3. Step 3: Cross multiply
   12,757.15x = 17,604.77 × 7,092.42
4. Step 4: Simplify right side
   12,757.15x = 124,860,422.84
5. Step 5: Solve for x
   x = 124,860,422.84/12,757.15
6. Step 6: Final answer
   x = 9,787.49