Finding the Third Proportional to 88,588 and 187,976

Step by Step Solution

1. Step 1: Write the proportion equation
   88,588 : 187,976 = 187,976 : x
2. Step 2: Convert to fraction form
   88,588/187,976 = 187,976/x
3. Step 3: Cross multiply
   88,588x = 187,976 × 187,976
4. Step 4: Simplify right side
   88,588x = 35,334,976,576
5. Step 5: Solve for x
   x = 35,334,976,576/88,588
6. Step 6: Final answer
   x = 398,868.66