Finding the Fourth Proportional to 1,667.93, 2,303.51 and 1,268.80

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.93 : 2,303.51 = 1,268.80 : x
2. Step 2: Convert to fraction form
   1,667.93/2,303.51 = 1,268.80/x
3. Step 3: Cross multiply
   1,667.93x = 2,303.51 × 1,268.80
4. Step 4: Simplify right side
   1,667.93x = 2,922,681.39
5. Step 5: Solve for x
   x = 2,922,681.39/1,667.93
6. Step 6: Final answer
   x = 1,752.29