Finding the Third Proportional to 89,225 and 130,485

Step by Step Solution

1. Step 1: Write the proportion equation
   89,225 : 130,485 = 130,485 : x
2. Step 2: Convert to fraction form
   89,225/130,485 = 130,485/x
3. Step 3: Cross multiply
   89,225x = 130,485 × 130,485
4. Step 4: Simplify right side
   89,225x = 17,026,335,225
5. Step 5: Solve for x
   x = 17,026,335,225/89,225
6. Step 6: Final answer
   x = 190,824.72