Finding the Fourth Proportional to 108,223.02, 149,291.10 and 67,860.72

Step by Step Solution

1. Step 1: Write the proportion equation
   108,223.02 : 149,291.10 = 67,860.72 : x
2. Step 2: Convert to fraction form
   108,223.02/149,291.10 = 67,860.72/x
3. Step 3: Cross multiply
   108,223.02x = 149,291.10 × 67,860.72
4. Step 4: Simplify right side
   108,223.02x = 10,131,001,535.59
5. Step 5: Solve for x
   x = 10,131,001,535.59/108,223.02
6. Step 6: Final answer
   x = 93,612.26