Finding the Third Proportional to 72,146 and 110,955

Step by Step Solution

1. Step 1: Write the proportion equation
   72,146 : 110,955 = 110,955 : x
2. Step 2: Convert to fraction form
   72,146/110,955 = 110,955/x
3. Step 3: Cross multiply
   72,146x = 110,955 × 110,955
4. Step 4: Simplify right side
   72,146x = 12,311,012,025
5. Step 5: Solve for x
   x = 12,311,012,025/72,146
6. Step 6: Final answer
   x = 170,640.26