Finding the Fourth Proportional to 108,470.63, 149,690.06 and 60,074.15

Step by Step Solution

1. Step 1: Write the proportion equation
   108,470.63 : 149,690.06 = 60,074.15 : x
2. Step 2: Convert to fraction form
   108,470.63/149,690.06 = 60,074.15/x
3. Step 3: Cross multiply
   108,470.63x = 149,690.06 × 60,074.15
4. Step 4: Simplify right side
   108,470.63x = 8,992,503,117.95
5. Step 5: Solve for x
   x = 8,992,503,117.95/108,470.63
6. Step 6: Final answer
   x = 82,902.65