Finding the Fourth Proportional to 106,103.70, 146,396.61 and 68,332.50

Step by Step Solution

1. Step 1: Write the proportion equation
   106,103.70 : 146,396.61 = 68,332.50 : x
2. Step 2: Convert to fraction form
   106,103.70/146,396.61 = 68,332.50/x
3. Step 3: Cross multiply
   106,103.70x = 146,396.61 × 68,332.50
4. Step 4: Simplify right side
   106,103.70x = 10,003,646,352.83
5. Step 5: Solve for x
   x = 10,003,646,352.83/106,103.70
6. Step 6: Final answer
   x = 94,281.79