Finding the Third Proportional to 88,036.50 and 186,981

Step by Step Solution

1. Step 1: Write the proportion equation
   88,036.50 : 186,981 = 186,981 : x
2. Step 2: Convert to fraction form
   88,036.50/186,981 = 186,981/x
3. Step 3: Cross multiply
   88,036.50x = 186,981 × 186,981
4. Step 4: Simplify right side
   88,036.50x = 34,961,894,361
5. Step 5: Solve for x
   x = 34,961,894,361/88,036.50
6. Step 6: Final answer
   x = 397,129.54