Finding the Fourth Proportional to 1,667.64, 2,301.21 and 969.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.64 : 2,301.21 = 969.06 : x
2. Step 2: Convert to fraction form
   1,667.64/2,301.21 = 969.06/x
3. Step 3: Cross multiply
   1,667.64x = 2,301.21 × 969.06
4. Step 4: Simplify right side
   1,667.64x = 2,230,010.56
5. Step 5: Solve for x
   x = 2,230,010.56/1,667.64
6. Step 6: Final answer
   x = 1,337.23