Finding the Fourth Proportional to 2,642,674.56, 3,964,602.33 and 845,665.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,642,674.56 : 3,964,602.33 = 845,665.88 : x
2. Step 2: Convert to fraction form
   2,642,674.56/3,964,602.33 = 845,665.88/x
3. Step 3: Cross multiply
   2,642,674.56x = 3,964,602.33 × 845,665.88
4. Step 4: Simplify right side
   2,642,674.56x = 3,352,728,898,426.49
5. Step 5: Solve for x
   x = 3,352,728,898,426.49/2,642,674.56
6. Step 6: Final answer
   x = 1,268,687.77