Finding the Fourth Proportional to 677,100.50, 934,398.83 and 375,294.50

Step by Step Solution

1. Step 1: Write the proportion equation
   677,100.50 : 934,398.83 = 375,294.50 : x
2. Step 2: Convert to fraction form
   677,100.50/934,398.83 = 375,294.50/x
3. Step 3: Cross multiply
   677,100.50x = 934,398.83 × 375,294.50
4. Step 4: Simplify right side
   677,100.50x = 350,674,739,828.96
5. Step 5: Solve for x
   x = 350,674,739,828.96/677,100.50
6. Step 6: Final answer
   x = 517,906.48