Finding the Fourth Proportional to 105,812.84, 146,015.90 and 58,062.42

Step by Step Solution

1. Step 1: Write the proportion equation
   105,812.84 : 146,015.90 = 58,062.42 : x
2. Step 2: Convert to fraction form
   105,812.84/146,015.90 = 58,062.42/x
3. Step 3: Cross multiply
   105,812.84x = 146,015.90 × 58,062.42
4. Step 4: Simplify right side
   105,812.84x = 8,478,036,512.48
5. Step 5: Solve for x
   x = 8,478,036,512.48/105,812.84
6. Step 6: Final answer
   x = 80,122.95