Finding the Fourth Proportional to 2,279,863.52, 3,146,069.94 and 1,261,268.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,279,863.52 : 3,146,069.94 = 1,261,268.27 : x
2. Step 2: Convert to fraction form
   2,279,863.52/3,146,069.94 = 1,261,268.27/x
3. Step 3: Cross multiply
   2,279,863.52x = 3,146,069.94 × 1,261,268.27
4. Step 4: Simplify right side
   2,279,863.52x = 3,968,038,190,522.80
5. Step 5: Solve for x
   x = 3,968,038,190,522.80/2,279,863.52
6. Step 6: Final answer
   x = 1,740,471.81