Finding the Fourth Proportional to 3,178,609, 4,386,480.42 and 1,747,825

Step by Step Solution

1. Step 1: Write the proportion equation
   3,178,609 : 4,386,480.42 = 1,747,825 : x
2. Step 2: Convert to fraction form
   3,178,609/4,386,480.42 = 1,747,825/x
3. Step 3: Cross multiply
   3,178,609x = 4,386,480.42 × 1,747,825
4. Step 4: Simplify right side
   3,178,609x = 7,666,800,140,086.50
5. Step 5: Solve for x
   x = 7,666,800,140,086.50/3,178,609
6. Step 6: Final answer
   x = 2,411,998.50