Finding the Fourth Proportional to 2,327.77, 3,212.34 and 1,265.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,327.77 : 3,212.34 = 1,265.55 : x
2. Step 2: Convert to fraction form
   2,327.77/3,212.34 = 1,265.55/x
3. Step 3: Cross multiply
   2,327.77x = 3,212.34 × 1,265.55
4. Step 4: Simplify right side
   2,327.77x = 4,065,376.89
5. Step 5: Solve for x
   x = 4,065,376.89/2,327.77
6. Step 6: Final answer
   x = 1,746.47