Finding the Fourth Proportional to 264,568.78, 365,111.55 and 143,710.00

Step by Step Solution

1. Step 1: Write the proportion equation
   264,568.78 : 365,111.55 = 143,710.00 : x
2. Step 2: Convert to fraction form
   264,568.78/365,111.55 = 143,710.00/x
3. Step 3: Cross multiply
   264,568.78x = 365,111.55 × 143,710.00
4. Step 4: Simplify right side
   264,568.78x = 52,470,179,937.72
5. Step 5: Solve for x
   x = 52,470,179,937.72/264,568.78
6. Step 6: Final answer
   x = 198,323.40