Finding the Fourth Proportional to 2,589,438.04, 3,573,637.31 and 1,428,111.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,589,438.04 : 3,573,637.31 = 1,428,111.49 : x
2. Step 2: Convert to fraction form
   2,589,438.04/3,573,637.31 = 1,428,111.49/x
3. Step 3: Cross multiply
   2,589,438.04x = 3,573,637.31 × 1,428,111.49
4. Step 4: Simplify right side
   2,589,438.04x = 5,103,552,504,840.45
5. Step 5: Solve for x
   x = 5,103,552,504,840.45/2,589,438.04
6. Step 6: Final answer
   x = 1,970,911.23