Finding the Third Proportional to 88,752 and 137,808

Step by Step Solution

1. Step 1: Write the proportion equation
   88,752 : 137,808 = 137,808 : x
2. Step 2: Convert to fraction form
   88,752/137,808 = 137,808/x
3. Step 3: Cross multiply
   88,752x = 137,808 × 137,808
4. Step 4: Simplify right side
   88,752x = 18,991,044,864
5. Step 5: Solve for x
   x = 18,991,044,864/88,752
6. Step 6: Final answer
   x = 213,978.78