Finding the Fourth Proportional to 74,662.62, 103,029.72 and 41,128.62

Step by Step Solution

1. Step 1: Write the proportion equation
   74,662.62 : 103,029.72 = 41,128.62 : x
2. Step 2: Convert to fraction form
   74,662.62/103,029.72 = 41,128.62/x
3. Step 3: Cross multiply
   74,662.62x = 103,029.72 × 41,128.62
4. Step 4: Simplify right side
   74,662.62x = 4,237,470,202.59
5. Step 5: Solve for x
   x = 4,237,470,202.59/74,662.62
6. Step 6: Final answer
   x = 56,754.91