Finding the Fourth Proportional to 2,326.63, 3,210.77 and 1,264.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,326.63 : 3,210.77 = 1,264.40 : x
2. Step 2: Convert to fraction form
   2,326.63/3,210.77 = 1,264.40/x
3. Step 3: Cross multiply
   2,326.63x = 3,210.77 × 1,264.40
4. Step 4: Simplify right side
   2,326.63x = 4,059,697.59
5. Step 5: Solve for x
   x = 4,059,697.59/2,326.63
6. Step 6: Final answer
   x = 1,744.88