Finding the Fourth Proportional to 1,667.86, 2,301.69 and 969.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.86 : 2,301.69 = 969.46 : x
2. Step 2: Convert to fraction form
   1,667.86/2,301.69 = 969.46/x
3. Step 3: Cross multiply
   1,667.86x = 2,301.69 × 969.46
4. Step 4: Simplify right side
   1,667.86x = 2,231,396.39
5. Step 5: Solve for x
   x = 2,231,396.39/1,667.86
6. Step 6: Final answer
   x = 1,337.88