Finding the Fourth Proportional to 1,767.56, 2,436.99 and 1,264.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,767.56 : 2,436.99 = 1,264.02 : x
2. Step 2: Convert to fraction form
   1,767.56/2,436.99 = 1,264.02/x
3. Step 3: Cross multiply
   1,767.56x = 2,436.99 × 1,264.02
4. Step 4: Simplify right side
   1,767.56x = 3,080,404.10
5. Step 5: Solve for x
   x = 3,080,404.10/1,767.56
6. Step 6: Final answer
   x = 1,742.74