Finding the Fourth Proportional to 264,919.31, 365,590.37 and 144,061.91

Step by Step Solution

1. Step 1: Write the proportion equation
   264,919.31 : 365,590.37 = 144,061.91 : x
2. Step 2: Convert to fraction form
   264,919.31/365,590.37 = 144,061.91/x
3. Step 3: Cross multiply
   264,919.31x = 365,590.37 × 144,061.91
4. Step 4: Simplify right side
   264,919.31x = 52,667,646,259.50
5. Step 5: Solve for x
   x = 52,667,646,259.50/264,919.31
6. Step 6: Final answer
   x = 198,806.37