Finding the Fourth Proportional to 1,667.18, 2,502.93 and 1,092.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.18 : 2,502.93 = 1,092.62 : x
2. Step 2: Convert to fraction form
   1,667.18/2,502.93 = 1,092.62/x
3. Step 3: Cross multiply
   1,667.18x = 2,502.93 × 1,092.62
4. Step 4: Simplify right side
   1,667.18x = 2,734,751.38
5. Step 5: Solve for x
   x = 2,734,751.38/1,667.18
6. Step 6: Final answer
   x = 1,640.35