Finding the Fourth Proportional to 105,806.67, 146,013.12 and 58,063.02

Step by Step Solution

1. Step 1: Write the proportion equation
   105,806.67 : 146,013.12 = 58,063.02 : x
2. Step 2: Convert to fraction form
   105,806.67/146,013.12 = 58,063.02/x
3. Step 3: Cross multiply
   105,806.67x = 146,013.12 × 58,063.02
4. Step 4: Simplify right side
   105,806.67x = 8,477,962,706.82
5. Step 5: Solve for x
   x = 8,477,962,706.82/105,806.67
6. Step 6: Final answer
   x = 80,126.92