Finding the Fourth Proportional to 2,610.88, 3,601.69 and 1,667.75

Step by Step Solution

1. Step 1: Write the proportion equation
   2,610.88 : 3,601.69 = 1,667.75 : x
2. Step 2: Convert to fraction form
   2,610.88/3,601.69 = 1,667.75/x
3. Step 3: Cross multiply
   2,610.88x = 3,601.69 × 1,667.75
4. Step 4: Simplify right side
   2,610.88x = 6,006,696.32
5. Step 5: Solve for x
   x = 6,006,696.32/2,610.88
6. Step 6: Final answer
   x = 2,300.64