Finding the Fourth Proportional to 2,666,561.58, 3,679,828.38 and 1,442,840.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,666,561.58 : 3,679,828.38 = 1,442,840.31 : x
2. Step 2: Convert to fraction form
   2,666,561.58/3,679,828.38 = 1,442,840.31/x
3. Step 3: Cross multiply
   2,666,561.58x = 3,679,828.38 × 1,442,840.31
4. Step 4: Simplify right side
   2,666,561.58x = 5,309,404,720,546.00
5. Step 5: Solve for x
   x = 5,309,404,720,546.00/2,666,561.58
6. Step 6: Final answer
   x = 1,991,105.23