Finding the Third Proportional to 89,175 and 130,480

Step by Step Solution

1. Step 1: Write the proportion equation
   89,175 : 130,480 = 130,480 : x
2. Step 2: Convert to fraction form
   89,175/130,480 = 130,480/x
3. Step 3: Cross multiply
   89,175x = 130,480 × 130,480
4. Step 4: Simplify right side
   89,175x = 17,025,030,400
5. Step 5: Solve for x
   x = 17,025,030,400/89,175
6. Step 6: Final answer
   x = 190,917.08