Finding the Fourth Proportional to 607,061.89, 837,740.70 and 335,130.15

Step by Step Solution

1. Step 1: Write the proportion equation
   607,061.89 : 837,740.70 = 335,130.15 : x
2. Step 2: Convert to fraction form
   607,061.89/837,740.70 = 335,130.15/x
3. Step 3: Cross multiply
   607,061.89x = 837,740.70 × 335,130.15
4. Step 4: Simplify right side
   607,061.89x = 280,752,166,452.11
5. Step 5: Solve for x
   x = 280,752,166,452.11/607,061.89
6. Step 6: Final answer
   x = 462,477.01