Finding the Fourth Proportional to 1,837.50, 2,755.33 and 667.45

Step by Step Solution

1. Step 1: Write the proportion equation
   1,837.50 : 2,755.33 = 667.45 : x
2. Step 2: Convert to fraction form
   1,837.50/2,755.33 = 667.45/x
3. Step 3: Cross multiply
   1,837.50x = 2,755.33 × 667.45
4. Step 4: Simplify right side
   1,837.50x = 1,839,045.01
5. Step 5: Solve for x
   x = 1,839,045.01/1,837.50
6. Step 6: Final answer
   x = 1,000.84