Finding the Fourth Proportional to 71,020.57, 106,578.38 and 29,467.57

Step by Step Solution

1. Step 1: Write the proportion equation
   71,020.57 : 106,578.38 = 29,467.57 : x
2. Step 2: Convert to fraction form
   71,020.57/106,578.38 = 29,467.57/x
3. Step 3: Cross multiply
   71,020.57x = 106,578.38 × 29,467.57
4. Step 4: Simplify right side
   71,020.57x = 3,140,605,725.80
5. Step 5: Solve for x
   x = 3,140,605,725.80/71,020.57
6. Step 6: Final answer
   x = 44,221.07