Finding the Fourth Proportional to 610,251.16, 842,196.32 and 338,404.32

Step by Step Solution

1. Step 1: Write the proportion equation
   610,251.16 : 842,196.32 = 338,404.32 : x
2. Step 2: Convert to fraction form
   610,251.16/842,196.32 = 338,404.32/x
3. Step 3: Cross multiply
   610,251.16x = 842,196.32 × 338,404.32
4. Step 4: Simplify right side
   610,251.16x = 285,002,872,976.10
5. Step 5: Solve for x
   x = 285,002,872,976.10/610,251.16
6. Step 6: Final answer
   x = 467,025.53