Finding the Fourth Proportional to 2,642,180.69, 3,964,796.47 and 1,427,761.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,642,180.69 : 3,964,796.47 = 1,427,761.46 : x
2. Step 2: Convert to fraction form
   2,642,180.69/3,964,796.47 = 1,427,761.46/x
3. Step 3: Cross multiply
   2,642,180.69x = 3,964,796.47 × 1,427,761.46
4. Step 4: Simplify right side
   2,642,180.69x = 5,660,783,596,610.05
5. Step 5: Solve for x
   x = 5,660,783,596,610.05/2,642,180.69
6. Step 6: Final answer
   x = 2,142,466.49