Finding the Fourth Proportional to 105,883.27, 146,121.27 and 58,136.81

Step by Step Solution

1. Step 1: Write the proportion equation
   105,883.27 : 146,121.27 = 58,136.81 : x
2. Step 2: Convert to fraction form
   105,883.27/146,121.27 = 58,136.81/x
3. Step 3: Cross multiply
   105,883.27x = 146,121.27 × 58,136.81
4. Step 4: Simplify right side
   105,883.27x = 8,495,023,562.33
5. Step 5: Solve for x
   x = 8,495,023,562.33/105,883.27
6. Step 6: Final answer
   x = 80,230.09