Finding the Fourth Proportional to 60,766.62, 91,142.64 and 16,389.96

Step by Step Solution

1. Step 1: Write the proportion equation
   60,766.62 : 91,142.64 = 16,389.96 : x
2. Step 2: Convert to fraction form
   60,766.62/91,142.64 = 16,389.96/x
3. Step 3: Cross multiply
   60,766.62x = 91,142.64 × 16,389.96
4. Step 4: Simplify right side
   60,766.62x = 1,493,824,223.89
5. Step 5: Solve for x
   x = 1,493,824,223.89/60,766.62
6. Step 6: Final answer
   x = 24,582.97