Finding the Fourth Proportional to 105,875.75, 146,108.78 and 58,132.17

Step by Step Solution

1. Step 1: Write the proportion equation
   105,875.75 : 146,108.78 = 58,132.17 : x
2. Step 2: Convert to fraction form
   105,875.75/146,108.78 = 58,132.17/x
3. Step 3: Cross multiply
   105,875.75x = 146,108.78 × 58,132.17
4. Step 4: Simplify right side
   105,875.75x = 8,493,620,437.45
5. Step 5: Solve for x
   x = 8,493,620,437.45/105,875.75
6. Step 6: Final answer
   x = 80,222.53