Finding the Fourth Proportional to 106,401.12, 146,834.56 and 58,656.18

Step by Step Solution

1. Step 1: Write the proportion equation
   106,401.12 : 146,834.56 = 58,656.18 : x
2. Step 2: Convert to fraction form
   106,401.12/146,834.56 = 58,656.18/x
3. Step 3: Cross multiply
   106,401.12x = 146,834.56 × 58,656.18
4. Step 4: Simplify right side
   106,401.12x = 8,612,754,381.58
5. Step 5: Solve for x
   x = 8,612,754,381.58/106,401.12
6. Step 6: Final answer
   x = 80,946.09