Finding the Third Proportional to 1,085.50 and 2,387

Step by Step Solution

1. Step 1: Write the proportion equation
   1,085.50 : 2,387 = 2,387 : x
2. Step 2: Convert to fraction form
   1,085.50/2,387 = 2,387/x
3. Step 3: Cross multiply
   1,085.50x = 2,387 × 2,387
4. Step 4: Simplify right side
   1,085.50x = 5,697,769
5. Step 5: Solve for x
   x = 5,697,769/1,085.50
6. Step 6: Final answer
   x = 5,248.98