Finding the Third Proportional to 89,208 and 130,896

Step by Step Solution

1. Step 1: Write the proportion equation
   89,208 : 130,896 = 130,896 : x
2. Step 2: Convert to fraction form
   89,208/130,896 = 130,896/x
3. Step 3: Cross multiply
   89,208x = 130,896 × 130,896
4. Step 4: Simplify right side
   89,208x = 17,133,762,816
5. Step 5: Solve for x
   x = 17,133,762,816/89,208
6. Step 6: Final answer
   x = 192,065.32