Finding the Fourth Proportional to 1,667.34, 2,301.30 and 969.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.34 : 2,301.30 = 969.12 : x
2. Step 2: Convert to fraction form
   1,667.34/2,301.30 = 969.12/x
3. Step 3: Cross multiply
   1,667.34x = 2,301.30 × 969.12
4. Step 4: Simplify right side
   1,667.34x = 2,230,235.86
5. Step 5: Solve for x
   x = 2,230,235.86/1,667.34
6. Step 6: Final answer
   x = 1,337.60