Finding the Fourth Proportional to 2,566,901.25, 3,542,365.49 and 1,405,327.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,566,901.25 : 3,542,365.49 = 1,405,327.90 : x
2. Step 2: Convert to fraction form
   2,566,901.25/3,542,365.49 = 1,405,327.90/x
3. Step 3: Cross multiply
   2,566,901.25x = 3,542,365.49 × 1,405,327.90
4. Step 4: Simplify right side
   2,566,901.25x = 4,978,185,055,094.17
5. Step 5: Solve for x
   x = 4,978,185,055,094.17/2,566,901.25
6. Step 6: Final answer
   x = 1,939,375.37