Finding the Third Proportional to 89,328 and 133,896

Step by Step Solution

1. Step 1: Write the proportion equation
   89,328 : 133,896 = 133,896 : x
2. Step 2: Convert to fraction form
   89,328/133,896 = 133,896/x
3. Step 3: Cross multiply
   89,328x = 133,896 × 133,896
4. Step 4: Simplify right side
   89,328x = 17,928,138,816
5. Step 5: Solve for x
   x = 17,928,138,816/89,328
6. Step 6: Final answer
   x = 200,700.10