Finding the Fourth Proportional to 8,741.62, 13,045.24 and 7,807.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,741.62 : 13,045.24 = 7,807.42 : x
2. Step 2: Convert to fraction form
   8,741.62/13,045.24 = 7,807.42/x
3. Step 3: Cross multiply
   8,741.62x = 13,045.24 × 7,807.42
4. Step 4: Simplify right side
   8,741.62x = 101,849,667.68
5. Step 5: Solve for x
   x = 101,849,667.68/8,741.62
6. Step 6: Final answer
   x = 11,651.12