Finding the Fourth Proportional to 1,667.50, 2,497.52 and 1,179.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.50 : 2,497.52 = 1,179.06 : x
2. Step 2: Convert to fraction form
   1,667.50/2,497.52 = 1,179.06/x
3. Step 3: Cross multiply
   1,667.50x = 2,497.52 × 1,179.06
4. Step 4: Simplify right side
   1,667.50x = 2,944,725.93
5. Step 5: Solve for x
   x = 2,944,725.93/1,667.50
6. Step 6: Final answer
   x = 1,765.95