Finding the Fourth Proportional to 1,667.02, 2,300.73 and 968.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.02 : 2,300.73 = 968.78 : x
2. Step 2: Convert to fraction form
   1,667.02/2,300.73 = 968.78/x
3. Step 3: Cross multiply
   1,667.02x = 2,300.73 × 968.78
4. Step 4: Simplify right side
   1,667.02x = 2,228,901.21
5. Step 5: Solve for x
   x = 2,228,901.21/1,667.02
6. Step 6: Final answer
   x = 1,337.06