Finding the Third Proportional to 55,460 and 90,110

Step by Step Solution

1. Step 1: Write the proportion equation
   55,460 : 90,110 = 90,110 : x
2. Step 2: Convert to fraction form
   55,460/90,110 = 90,110/x
3. Step 3: Cross multiply
   55,460x = 90,110 × 90,110
4. Step 4: Simplify right side
   55,460x = 8,119,812,100
5. Step 5: Solve for x
   x = 8,119,812,100/55,460
6. Step 6: Final answer
   x = 146,408.44