Finding the Fourth Proportional to 80,990.53, 121,522.71 and 41,575.34

Step by Step Solution

1. Step 1: Write the proportion equation
   80,990.53 : 121,522.71 = 41,575.34 : x
2. Step 2: Convert to fraction form
   80,990.53/121,522.71 = 41,575.34/x
3. Step 3: Cross multiply
   80,990.53x = 121,522.71 × 41,575.34
4. Step 4: Simplify right side
   80,990.53x = 5,052,348,289.78
5. Step 5: Solve for x
   x = 5,052,348,289.78/80,990.53
6. Step 6: Final answer
   x = 62,381.97