Finding the Fourth Proportional to 2,279,873.34, 3,146,317.83 and 1,261,260.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,279,873.34 : 3,146,317.83 = 1,261,260.54 : x
2. Step 2: Convert to fraction form
   2,279,873.34/3,146,317.83 = 1,261,260.54/x
3. Step 3: Cross multiply
   2,279,873.34x = 3,146,317.83 × 1,261,260.54
4. Step 4: Simplify right side
   2,279,873.34x = 3,968,326,525,277.43
5. Step 5: Solve for x
   x = 3,968,326,525,277.43/2,279,873.34
6. Step 6: Final answer
   x = 1,740,590.78