Finding the Fourth Proportional to 9,761.12, 13,452.72 and 7,104.32

Step by Step Solution

1. Step 1: Write the proportion equation
   9,761.12 : 13,452.72 = 7,104.32 : x
2. Step 2: Convert to fraction form
   9,761.12/13,452.72 = 7,104.32/x
3. Step 3: Cross multiply
   9,761.12x = 13,452.72 × 7,104.32
4. Step 4: Simplify right side
   9,761.12x = 95,572,427.75
5. Step 5: Solve for x
   x = 95,572,427.75/9,761.12
6. Step 6: Final answer
   x = 9,791.13