Finding the Fourth Proportional to 607,078.22, 837,763.25 and 335,146.50

Step by Step Solution

1. Step 1: Write the proportion equation
   607,078.22 : 837,763.25 = 335,146.50 : x
2. Step 2: Convert to fraction form
   607,078.22/837,763.25 = 335,146.50/x
3. Step 3: Cross multiply
   607,078.22x = 837,763.25 × 335,146.50
4. Step 4: Simplify right side
   607,078.22x = 280,773,419,390.39
5. Step 5: Solve for x
   x = 280,773,419,390.39/607,078.22
6. Step 6: Final answer
   x = 462,499.58