Finding the Fourth Proportional to 106,019.15, 146,340.52 and 67,881.42

Step by Step Solution

1. Step 1: Write the proportion equation
   106,019.15 : 146,340.52 = 67,881.42 : x
2. Step 2: Convert to fraction form
   106,019.15/146,340.52 = 67,881.42/x
3. Step 3: Cross multiply
   106,019.15x = 146,340.52 × 67,881.42
4. Step 4: Simplify right side
   106,019.15x = 9,933,802,131.43
5. Step 5: Solve for x
   x = 9,933,802,131.43/106,019.15
6. Step 6: Final answer
   x = 93,698.19