Finding the Fourth Proportional to 2,403,168.65, 3,316,377.69 and 1,315,509.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,403,168.65 : 3,316,377.69 = 1,315,509.83 : x
2. Step 2: Convert to fraction form
   2,403,168.65/3,316,377.69 = 1,315,509.83/x
3. Step 3: Cross multiply
   2,403,168.65x = 3,316,377.69 × 1,315,509.83
4. Step 4: Simplify right side
   2,403,168.65x = 4,362,727,451,187.69
5. Step 5: Solve for x
   x = 4,362,727,451,187.69/2,403,168.65
6. Step 6: Final answer
   x = 1,815,406.28