Finding the Fourth Proportional to 607,061.26, 837,722.54 and 335,123.30

Step by Step Solution

1. Step 1: Write the proportion equation
   607,061.26 : 837,722.54 = 335,123.30 : x
2. Step 2: Convert to fraction form
   607,061.26/837,722.54 = 335,123.30/x
3. Step 3: Cross multiply
   607,061.26x = 837,722.54 × 335,123.30
4. Step 4: Simplify right side
   607,061.26x = 280,740,342,507.87
5. Step 5: Solve for x
   x = 280,740,342,507.87/607,061.26
6. Step 6: Final answer
   x = 462,458.01