Finding the Fourth Proportional to 172,875.26, 259,158.98 and 67,767.50

Step by Step Solution

1. Step 1: Write the proportion equation
   172,875.26 : 259,158.98 = 67,767.50 : x
2. Step 2: Convert to fraction form
   172,875.26/259,158.98 = 67,767.50/x
3. Step 3: Cross multiply
   172,875.26x = 259,158.98 × 67,767.50
4. Step 4: Simplify right side
   172,875.26x = 17,562,554,542.52
5. Step 5: Solve for x
   x = 17,562,554,542.52/172,875.26
6. Step 6: Final answer
   x = 101,590.91