Finding the Fourth Proportional to 592,150.24, 817,259.31 and 388,791.10

Step by Step Solution

1. Step 1: Write the proportion equation
   592,150.24 : 817,259.31 = 388,791.10 : x
2. Step 2: Convert to fraction form
   592,150.24/817,259.31 = 388,791.10/x
3. Step 3: Cross multiply
   592,150.24x = 817,259.31 × 388,791.10
4. Step 4: Simplify right side
   592,150.24x = 317,743,140,089.89
5. Step 5: Solve for x
   x = 317,743,140,089.89/592,150.24
6. Step 6: Final answer
   x = 536,592.10