Finding the Fourth Proportional to 1,667.52, 2,496.42 and 1,173.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.52 : 2,496.42 = 1,173.30 : x
2. Step 2: Convert to fraction form
   1,667.52/2,496.42 = 1,173.30/x
3. Step 3: Cross multiply
   1,667.52x = 2,496.42 × 1,173.30
4. Step 4: Simplify right side
   1,667.52x = 2,929,049.59
5. Step 5: Solve for x
   x = 2,929,049.59/1,667.52
6. Step 6: Final answer
   x = 1,756.53