Finding the Fourth Proportional to 69,288.43, 103,672.63 and 41,105.29

Step by Step Solution

1. Step 1: Write the proportion equation
   69,288.43 : 103,672.63 = 41,105.29 : x
2. Step 2: Convert to fraction form
   69,288.43/103,672.63 = 41,105.29/x
3. Step 3: Cross multiply
   69,288.43x = 103,672.63 × 41,105.29
4. Step 4: Simplify right side
   69,288.43x = 4,261,492,797.32
5. Step 5: Solve for x
   x = 4,261,492,797.32/69,288.43
6. Step 6: Final answer
   x = 61,503.68