Finding the Fourth Proportional to 2,637,243.72, 3,955,078.20 and 1,120,920.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,637,243.72 : 3,955,078.20 = 1,120,920.06 : x
2. Step 2: Convert to fraction form
   2,637,243.72/3,955,078.20 = 1,120,920.06/x
3. Step 3: Cross multiply
   2,637,243.72x = 3,955,078.20 × 1,120,920.06
4. Step 4: Simplify right side
   2,637,243.72x = 4,433,326,493,248.69
5. Step 5: Solve for x
   x = 4,433,326,493,248.69/2,637,243.72
6. Step 6: Final answer
   x = 1,681,045.43