Finding the Fourth Proportional to 2,323.98, 3,207.06 and 1,261.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,323.98 : 3,207.06 = 1,261.72 : x
2. Step 2: Convert to fraction form
   2,323.98/3,207.06 = 1,261.72/x
3. Step 3: Cross multiply
   2,323.98x = 3,207.06 × 1,261.72
4. Step 4: Simplify right side
   2,323.98x = 4,046,411.74
5. Step 5: Solve for x
   x = 4,046,411.74/2,323.98
6. Step 6: Final answer
   x = 1,741.16