Finding the Third Proportional to 58,276 and 89,110

Step by Step Solution

1. Step 1: Write the proportion equation
   58,276 : 89,110 = 89,110 : x
2. Step 2: Convert to fraction form
   58,276/89,110 = 89,110/x
3. Step 3: Cross multiply
   58,276x = 89,110 × 89,110
4. Step 4: Simplify right side
   58,276x = 7,940,592,100
5. Step 5: Solve for x
   x = 7,940,592,100/58,276
6. Step 6: Final answer
   x = 136,258.36