Finding the Fourth Proportional to 2,147,452.13, 3,221,010.72 and 1,248,320.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,147,452.13 : 3,221,010.72 = 1,248,320.39 : x
2. Step 2: Convert to fraction form
   2,147,452.13/3,221,010.72 = 1,248,320.39/x
3. Step 3: Cross multiply
   2,147,452.13x = 3,221,010.72 × 1,248,320.39
4. Step 4: Simplify right side
   2,147,452.13x = 4,020,853,342,079.53
5. Step 5: Solve for x
   x = 4,020,853,342,079.53/2,147,452.13
6. Step 6: Final answer
   x = 1,872,383.22