Finding the Fourth Proportional to 80,900.10, 121,301.55 and 41,534.10

Step by Step Solution

1. Step 1: Write the proportion equation
   80,900.10 : 121,301.55 = 41,534.10 : x
2. Step 2: Convert to fraction form
   80,900.10/121,301.55 = 41,534.10/x
3. Step 3: Cross multiply
   80,900.10x = 121,301.55 × 41,534.10
4. Step 4: Simplify right side
   80,900.10x = 5,038,150,707.86
5. Step 5: Solve for x
   x = 5,038,150,707.86/80,900.10
6. Step 6: Final answer
   x = 62,276.20