Finding the Fourth Proportional to 69,085.72, 95,336.22 and 38,872.72

Step by Step Solution

1. Step 1: Write the proportion equation
   69,085.72 : 95,336.22 = 38,872.72 : x
2. Step 2: Convert to fraction form
   69,085.72/95,336.22 = 38,872.72/x
3. Step 3: Cross multiply
   69,085.72x = 95,336.22 × 38,872.72
4. Step 4: Simplify right side
   69,085.72x = 3,705,978,185.92
5. Step 5: Solve for x
   x = 3,705,978,185.92/69,085.72
6. Step 6: Final answer
   x = 53,643.19