Finding the Fourth Proportional to 244,200.15, 366,861.83 and 172,318.59

Step by Step Solution

1. Step 1: Write the proportion equation
   244,200.15 : 366,861.83 = 172,318.59 : x
2. Step 2: Convert to fraction form
   244,200.15/366,861.83 = 172,318.59/x
3. Step 3: Cross multiply
   244,200.15x = 366,861.83 × 172,318.59
4. Step 4: Simplify right side
   244,200.15x = 63,217,112,408.83
5. Step 5: Solve for x
   x = 63,217,112,408.83/244,200.15
6. Step 6: Final answer
   x = 258,874.18