Finding the Third Proportional to 70,105.50 and 153,805.50

Step by Step Solution

1. Step 1: Write the proportion equation
   70,105.50 : 153,805.50 = 153,805.50 : x
2. Step 2: Convert to fraction form
   70,105.50/153,805.50 = 153,805.50/x
3. Step 3: Cross multiply
   70,105.50x = 153,805.50 × 153,805.50
4. Step 4: Simplify right side
   70,105.50x = 23,656,131,830.25
5. Step 5: Solve for x
   x = 23,656,131,830.25/70,105.50
6. Step 6: Final answer
   x = 337,436.18