Finding the Fourth Proportional to 1,763.15, 2,645.82 and 667.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,763.15 : 2,645.82 = 667.37 : x
2. Step 2: Convert to fraction form
   1,763.15/2,645.82 = 667.37/x
3. Step 3: Cross multiply
   1,763.15x = 2,645.82 × 667.37
4. Step 4: Simplify right side
   1,763.15x = 1,765,740.89
5. Step 5: Solve for x
   x = 1,765,740.89/1,763.15
6. Step 6: Final answer
   x = 1,001.47