Finding the Fourth Proportional to 2,274,488.30, 3,139,488.92 and 1,403,589.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,274,488.30 : 3,139,488.92 = 1,403,589.47 : x
2. Step 2: Convert to fraction form
   2,274,488.30/3,139,488.92 = 1,403,589.47/x
3. Step 3: Cross multiply
   2,274,488.30x = 3,139,488.92 × 1,403,589.47
4. Step 4: Simplify right side
   2,274,488.30x = 4,406,553,577,105.20
5. Step 5: Solve for x
   x = 4,406,553,577,105.20/2,274,488.30
6. Step 6: Final answer
   x = 1,937,382.39