Finding the Fourth Proportional to 2,431,865.28, 3,646,507.56 and 1,216,112.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,431,865.28 : 3,646,507.56 = 1,216,112.04 : x
2. Step 2: Convert to fraction form
   2,431,865.28/3,646,507.56 = 1,216,112.04/x
3. Step 3: Cross multiply
   2,431,865.28x = 3,646,507.56 × 1,216,112.04
4. Step 4: Simplify right side
   2,431,865.28x = 4,434,561,747,667.02
5. Step 5: Solve for x
   x = 4,434,561,747,667.02/2,431,865.28
6. Step 6: Final answer
   x = 1,823,522.78