Finding the Fourth Proportional to 2,589,437.82, 3,573,637.01 and 1,428,111.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,589,437.82 : 3,573,637.01 = 1,428,111.27 : x
2. Step 2: Convert to fraction form
   2,589,437.82/3,573,637.01 = 1,428,111.27/x
3. Step 3: Cross multiply
   2,589,437.82x = 3,573,637.01 × 1,428,111.27
4. Step 4: Simplify right side
   2,589,437.82x = 5,103,551,288,870.10
5. Step 5: Solve for x
   x = 5,103,551,288,870.10/2,589,437.82
6. Step 6: Final answer
   x = 1,970,910.92