Finding the Third Proportional to 70,003.50 and 153,619.50

Step by Step Solution

1. Step 1: Write the proportion equation
   70,003.50 : 153,619.50 = 153,619.50 : x
2. Step 2: Convert to fraction form
   70,003.50/153,619.50 = 153,619.50/x
3. Step 3: Cross multiply
   70,003.50x = 153,619.50 × 153,619.50
4. Step 4: Simplify right side
   70,003.50x = 23,598,950,780.25
5. Step 5: Solve for x
   x = 23,598,950,780.25/70,003.50
6. Step 6: Final answer
   x = 337,111.01