Finding the Fourth Proportional to 9,494.15, 13,102.29 and 5,245.43

Step by Step Solution

1. Step 1: Write the proportion equation
   9,494.15 : 13,102.29 = 5,245.43 : x
2. Step 2: Convert to fraction form
   9,494.15/13,102.29 = 5,245.43/x
3. Step 3: Cross multiply
   9,494.15x = 13,102.29 × 5,245.43
4. Step 4: Simplify right side
   9,494.15x = 68,727,079.52
5. Step 5: Solve for x
   x = 68,727,079.52/9,494.15
6. Step 6: Final answer
   x = 7,238.89