Finding the Third Proportional to 40,359 and 88,678

Step by Step Solution

1. Step 1: Write the proportion equation
   40,359 : 88,678 = 88,678 : x
2. Step 2: Convert to fraction form
   40,359/88,678 = 88,678/x
3. Step 3: Cross multiply
   40,359x = 88,678 × 88,678
4. Step 4: Simplify right side
   40,359x = 7,863,787,684
5. Step 5: Solve for x
   x = 7,863,787,684/40,359
6. Step 6: Final answer
   x = 194,845.95