Finding the Fourth Proportional to 60,981.66, 91,470.71 and 16,608.78

Step by Step Solution

1. Step 1: Write the proportion equation
   60,981.66 : 91,470.71 = 16,608.78 : x
2. Step 2: Convert to fraction form
   60,981.66/91,470.71 = 16,608.78/x
3. Step 3: Cross multiply
   60,981.66x = 91,470.71 × 16,608.78
4. Step 4: Simplify right side
   60,981.66x = 1,519,216,898.83
5. Step 5: Solve for x
   x = 1,519,216,898.83/60,981.66
6. Step 6: Final answer
   x = 24,912.69