Finding the Fourth Proportional to 2,209,665.28, 3,314,637.99 and 693,408.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,209,665.28 : 3,314,637.99 = 693,408.04 : x
2. Step 2: Convert to fraction form
   2,209,665.28/3,314,637.99 = 693,408.04/x
3. Step 3: Cross multiply
   2,209,665.28x = 3,314,637.99 × 693,408.04
4. Step 4: Simplify right side
   2,209,665.28x = 2,298,396,615,382.25
5. Step 5: Solve for x
   x = 2,298,396,615,382.25/2,209,665.28
6. Step 6: Final answer
   x = 1,040,156.01