Finding the Fourth Proportional to 12,755.27, 17,603.53 and 7,091.96

Step by Step Solution

1. Step 1: Write the proportion equation
   12,755.27 : 17,603.53 = 7,091.96 : x
2. Step 2: Convert to fraction form
   12,755.27/17,603.53 = 7,091.96/x
3. Step 3: Cross multiply
   12,755.27x = 17,603.53 × 7,091.96
4. Step 4: Simplify right side
   12,755.27x = 124,843,424.87
5. Step 5: Solve for x
   x = 124,843,424.87/12,755.27
6. Step 6: Final answer
   x = 9,787.59