Finding the Fourth Proportional to 2,406,087.56, 3,320,357.46 and 1,426,685.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,406,087.56 : 3,320,357.46 = 1,426,685.78 : x
2. Step 2: Convert to fraction form
   2,406,087.56/3,320,357.46 = 1,426,685.78/x
3. Step 3: Cross multiply
   2,406,087.56x = 3,320,357.46 × 1,426,685.78
4. Step 4: Simplify right side
   2,406,087.56x = 4,737,106,772,698.92
5. Step 5: Solve for x
   x = 4,737,106,772,698.92/2,406,087.56
6. Step 6: Final answer
   x = 1,968,800.66