Finding the Fourth Proportional to 2,039,956.40, 2,815,124.26 and 1,122,165.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,039,956.40 : 2,815,124.26 = 1,122,165.78 : x
2. Step 2: Convert to fraction form
   2,039,956.40/2,815,124.26 = 1,122,165.78/x
3. Step 3: Cross multiply
   2,039,956.40x = 2,815,124.26 × 1,122,165.78
4. Step 4: Simplify right side
   2,039,956.40x = 3,159,036,111,019.82
5. Step 5: Solve for x
   x = 3,159,036,111,019.82/2,039,956.40
6. Step 6: Final answer
   x = 1,548,580.21