Finding the Fourth Proportional to 1,300,504.62, 1,950,559.82 and 353,949.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,300,504.62 : 1,950,559.82 = 353,949.10 : x
2. Step 2: Convert to fraction form
   1,300,504.62/1,950,559.82 = 353,949.10/x
3. Step 3: Cross multiply
   1,300,504.62x = 1,950,559.82 × 353,949.10
4. Step 4: Simplify right side
   1,300,504.62x = 690,398,892,785.16
5. Step 5: Solve for x
   x = 690,398,892,785.16/1,300,504.62
6. Step 6: Final answer
   x = 530,870.00