Finding the Fourth Proportional to 2,308,120, 3,185,216.17 and 1,261,562.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,308,120 : 3,185,216.17 = 1,261,562.79 : x
2. Step 2: Convert to fraction form
   2,308,120/3,185,216.17 = 1,261,562.79/x
3. Step 3: Cross multiply
   2,308,120x = 3,185,216.17 × 1,261,562.79
4. Step 4: Simplify right side
   2,308,120x = 4,018,350,198,178.31
5. Step 5: Solve for x
   x = 4,018,350,198,178.31/2,308,120
6. Step 6: Final answer
   x = 1,740,962.43