Finding the Fourth Proportional to 2,175,387.28, 3,002,514.61 and 1,208,849.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,175,387.28 : 3,002,514.61 = 1,208,849.92 : x
2. Step 2: Convert to fraction form
   2,175,387.28/3,002,514.61 = 1,208,849.92/x
3. Step 3: Cross multiply
   2,175,387.28x = 3,002,514.61 × 1,208,849.92
4. Step 4: Simplify right side
   2,175,387.28x = 3,629,589,531,084.76
5. Step 5: Solve for x
   x = 3,629,589,531,084.76/2,175,387.28
6. Step 6: Final answer
   x = 1,668,479.71