Finding the Third Proportional to 72,613 and 116,981

Step by Step Solution

1. Step 1: Write the proportion equation
   72,613 : 116,981 = 116,981 : x
2. Step 2: Convert to fraction form
   72,613/116,981 = 116,981/x
3. Step 3: Cross multiply
   72,613x = 116,981 × 116,981
4. Step 4: Simplify right side
   72,613x = 13,684,554,361
5. Step 5: Solve for x
   x = 13,684,554,361/72,613
6. Step 6: Final answer
   x = 188,458.74