Finding the Third Proportional to 70,651.50 and 155,518.50

Step by Step Solution

1. Step 1: Write the proportion equation
   70,651.50 : 155,518.50 = 155,518.50 : x
2. Step 2: Convert to fraction form
   70,651.50/155,518.50 = 155,518.50/x
3. Step 3: Cross multiply
   70,651.50x = 155,518.50 × 155,518.50
4. Step 4: Simplify right side
   70,651.50x = 24,186,003,842.25
5. Step 5: Solve for x
   x = 24,186,003,842.25/70,651.50
6. Step 6: Final answer
   x = 342,328.24