Finding the Fourth Proportional to 67,765.29, 93,531.71 and 45,105.18

Step by Step Solution

1. Step 1: Write the proportion equation
   67,765.29 : 93,531.71 = 45,105.18 : x
2. Step 2: Convert to fraction form
   67,765.29/93,531.71 = 45,105.18/x
3. Step 3: Cross multiply
   67,765.29x = 93,531.71 × 45,105.18
4. Step 4: Simplify right side
   67,765.29x = 4,218,764,389.73
5. Step 5: Solve for x
   x = 4,218,764,389.73/67,765.29
6. Step 6: Final answer
   x = 62,255.54