Finding the Fourth Proportional to 2,160,919.20, 3,243,412.71 and 1,096,725

Step by Step Solution

1. Step 1: Write the proportion equation
   2,160,919.20 : 3,243,412.71 = 1,096,725 : x
2. Step 2: Convert to fraction form
   2,160,919.20/3,243,412.71 = 1,096,725/x
3. Step 3: Cross multiply
   2,160,919.20x = 3,243,412.71 × 1,096,725
4. Step 4: Simplify right side
   2,160,919.20x = 3,557,131,804,374.75
5. Step 5: Solve for x
   x = 3,557,131,804,374.75/2,160,919.20
6. Step 6: Final answer
   x = 1,646,119.76