Finding the Fourth Proportional to 2,456,368.20, 3,684,552.30 and 1,380,200.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,456,368.20 : 3,684,552.30 = 1,380,200.18 : x
2. Step 2: Convert to fraction form
   2,456,368.20/3,684,552.30 = 1,380,200.18/x
3. Step 3: Cross multiply
   2,456,368.20x = 3,684,552.30 × 1,380,200.18
4. Step 4: Simplify right side
   2,456,368.20x = 5,085,419,729,256.65
5. Step 5: Solve for x
   x = 5,085,419,729,256.65/2,456,368.20
6. Step 6: Final answer
   x = 2,070,300.26