Finding the Fourth Proportional to 75,103.60, 103,638.72 and 41,105.68

Step by Step Solution

1. Step 1: Write the proportion equation
   75,103.60 : 103,638.72 = 41,105.68 : x
2. Step 2: Convert to fraction form
   75,103.60/103,638.72 = 41,105.68/x
3. Step 3: Cross multiply
   75,103.60x = 103,638.72 × 41,105.68
4. Step 4: Simplify right side
   75,103.60x = 4,260,140,059.93
5. Step 5: Solve for x
   x = 4,260,140,059.93/75,103.60
6. Step 6: Final answer
   x = 56,723.51