Finding the Fourth Proportional to 2,287,727.31, 3,157,067.43 and 1,269,132.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,287,727.31 : 3,157,067.43 = 1,269,132.06 : x
2. Step 2: Convert to fraction form
   2,287,727.31/3,157,067.43 = 1,269,132.06/x
3. Step 3: Cross multiply
   2,287,727.31x = 3,157,067.43 × 1,269,132.06
4. Step 4: Simplify right side
   2,287,727.31x = 4,006,735,490,994.81
5. Step 5: Solve for x
   x = 4,006,735,490,994.81/2,287,727.31
6. Step 6: Final answer
   x = 1,751,404.32