Finding the Fourth Proportional to 2,566,834.32, 3,542,232.42 and 1,405,355.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,566,834.32 : 3,542,232.42 = 1,405,355.88 : x
2. Step 2: Convert to fraction form
   2,566,834.32/3,542,232.42 = 1,405,355.88/x
3. Step 3: Cross multiply
   2,566,834.32x = 3,542,232.42 × 1,405,355.88
4. Step 4: Simplify right side
   2,566,834.32x = 4,978,097,159,773.63
5. Step 5: Solve for x
   x = 4,978,097,159,773.63/2,566,834.32
6. Step 6: Final answer
   x = 1,939,391.69