Finding the Fourth Proportional to 2,225,451.47, 3,071,287.98 and 1,245,488.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,225,451.47 : 3,071,287.98 = 1,245,488.70 : x
2. Step 2: Convert to fraction form
   2,225,451.47/3,071,287.98 = 1,245,488.70/x
3. Step 3: Cross multiply
   2,225,451.47x = 3,071,287.98 × 1,245,488.70
4. Step 4: Simplify right side
   2,225,451.47x = 3,825,254,473,535.83
5. Step 5: Solve for x
   x = 3,825,254,473,535.83/2,225,451.47
6. Step 6: Final answer
   x = 1,718,866.72