Finding the Fourth Proportional to 598,878.59, 826,402.82 and 340,686.83

Step by Step Solution

1. Step 1: Write the proportion equation
   598,878.59 : 826,402.82 = 340,686.83 : x
2. Step 2: Convert to fraction form
   598,878.59/826,402.82 = 340,686.83/x
3. Step 3: Cross multiply
   598,878.59x = 826,402.82 × 340,686.83
4. Step 4: Simplify right side
   598,878.59x = 281,544,555,345.43
5. Step 5: Solve for x
   x = 281,544,555,345.43/598,878.59
6. Step 6: Final answer
   x = 470,119.59