Finding the Fourth Proportional to 2,028,563.28, 2,799,504.81 and 1,123,145.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,028,563.28 : 2,799,504.81 = 1,123,145.28 : x
2. Step 2: Convert to fraction form
   2,028,563.28/2,799,504.81 = 1,123,145.28/x
3. Step 3: Cross multiply
   2,028,563.28x = 2,799,504.81 × 1,123,145.28
4. Step 4: Simplify right side
   2,028,563.28x = 3,144,250,613,688.80
5. Step 5: Solve for x
   x = 3,144,250,613,688.80/2,028,563.28
6. Step 6: Final answer
   x = 1,549,988.92