Finding the Fourth Proportional to 514,843.10, 772,337.55 and 159,820.10

Step by Step Solution

1. Step 1: Write the proportion equation
   514,843.10 : 772,337.55 = 159,820.10 : x
2. Step 2: Convert to fraction form
   514,843.10/772,337.55 = 159,820.10/x
3. Step 3: Cross multiply
   514,843.10x = 772,337.55 × 159,820.10
4. Step 4: Simplify right side
   514,843.10x = 123,435,064,474.76
5. Step 5: Solve for x
   x = 123,435,064,474.76/514,843.10
6. Step 6: Final answer
   x = 239,752.78