Finding the Fourth Proportional to 2,642,179.69, 3,964,794.97 and 1,427,760.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,642,179.69 : 3,964,794.97 = 1,427,760.46 : x
2. Step 2: Convert to fraction form
   2,642,179.69/3,964,794.97 = 1,427,760.46/x
3. Step 3: Cross multiply
   2,642,179.69x = 3,964,794.97 × 1,427,760.46
4. Step 4: Simplify right side
   2,642,179.69x = 5,660,777,490,172.89
5. Step 5: Solve for x
   x = 5,660,777,490,172.89/2,642,179.69
6. Step 6: Final answer
   x = 2,142,464.99