Finding the Fourth Proportional to 108,428.92, 149,630.83 and 60,682.62

Step by Step Solution

1. Step 1: Write the proportion equation
   108,428.92 : 149,630.83 = 60,682.62 : x
2. Step 2: Convert to fraction form
   108,428.92/149,630.83 = 60,682.62/x
3. Step 3: Cross multiply
   108,428.92x = 149,630.83 × 60,682.62
4. Step 4: Simplify right side
   108,428.92x = 9,079,990,797.17
5. Step 5: Solve for x
   x = 9,079,990,797.17/108,428.92
6. Step 6: Final answer
   x = 83,741.41