Finding the Fourth Proportional to 2,147,454.78, 3,221,014.65 and 1,248,323.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,147,454.78 : 3,221,014.65 = 1,248,323.01 : x
2. Step 2: Convert to fraction form
   2,147,454.78/3,221,014.65 = 1,248,323.01/x
3. Step 3: Cross multiply
   2,147,454.78x = 3,221,014.65 × 1,248,323.01
4. Step 4: Simplify right side
   2,147,454.78x = 4,020,866,703,142.10
5. Step 5: Solve for x
   x = 4,020,866,703,142.10/2,147,454.78
6. Step 6: Final answer
   x = 1,872,387.14