Finding the Fourth Proportional to 677,106, 934,406.42 and 375,300

Step by Step Solution

1. Step 1: Write the proportion equation
   677,106 : 934,406.42 = 375,300 : x
2. Step 2: Convert to fraction form
   677,106/934,406.42 = 375,300/x
3. Step 3: Cross multiply
   677,106x = 934,406.42 × 375,300
4. Step 4: Simplify right side
   677,106x = 350,682,729,426
5. Step 5: Solve for x
   x = 350,682,729,426/677,106
6. Step 6: Final answer
   x = 517,914.08