Finding the Third Proportional to 70,969.50 and 154,539

Step by Step Solution

1. Step 1: Write the proportion equation
   70,969.50 : 154,539 = 154,539 : x
2. Step 2: Convert to fraction form
   70,969.50/154,539 = 154,539/x
3. Step 3: Cross multiply
   70,969.50x = 154,539 × 154,539
4. Step 4: Simplify right side
   70,969.50x = 23,882,302,521
5. Step 5: Solve for x
   x = 23,882,302,521/70,969.50
6. Step 6: Final answer
   x = 336,515.02