Finding the Third Proportional to 40,182 and 87,508

Step by Step Solution

1. Step 1: Write the proportion equation
   40,182 : 87,508 = 87,508 : x
2. Step 2: Convert to fraction form
   40,182/87,508 = 87,508/x
3. Step 3: Cross multiply
   40,182x = 87,508 × 87,508
4. Step 4: Simplify right side
   40,182x = 7,657,650,064
5. Step 5: Solve for x
   x = 7,657,650,064/40,182
6. Step 6: Final answer
   x = 190,574.14