Finding the Third Proportional to 1,087.50 and 2,358

Step by Step Solution

1. Step 1: Write the proportion equation
   1,087.50 : 2,358 = 2,358 : x
2. Step 2: Convert to fraction form
   1,087.50/2,358 = 2,358/x
3. Step 3: Cross multiply
   1,087.50x = 2,358 × 2,358
4. Step 4: Simplify right side
   1,087.50x = 5,560,164
5. Step 5: Solve for x
   x = 5,560,164/1,087.50
6. Step 6: Final answer
   x = 5,112.79