Finding the Fourth Proportional to 111,955.91, 154,501.92 and 68,919.39

Step by Step Solution

1. Step 1: Write the proportion equation
   111,955.91 : 154,501.92 = 68,919.39 : x
2. Step 2: Convert to fraction form
   111,955.91/154,501.92 = 68,919.39/x
3. Step 3: Cross multiply
   111,955.91x = 154,501.92 × 68,919.39
4. Step 4: Simplify right side
   111,955.91x = 10,648,178,080.23
5. Step 5: Solve for x
   x = 10,648,178,080.23/111,955.91
6. Step 6: Final answer
   x = 95,110.46