Finding the Fourth Proportional to 2,567,164.96, 3,542,552.80 and 1,405,388.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,567,164.96 : 3,542,552.80 = 1,405,388.80 : x
2. Step 2: Convert to fraction form
   2,567,164.96/3,542,552.80 = 1,405,388.80/x
3. Step 3: Cross multiply
   2,567,164.96x = 3,542,552.80 × 1,405,388.80
4. Step 4: Simplify right side
   2,567,164.96x = 4,978,664,028,528.64
5. Step 5: Solve for x
   x = 4,978,664,028,528.64/2,567,164.96
6. Step 6: Final answer
   x = 1,939,362.72