Finding the Third Proportional to 98,878.50 and 153,234

Step by Step Solution

1. Step 1: Write the proportion equation
   98,878.50 : 153,234 = 153,234 : x
2. Step 2: Convert to fraction form
   98,878.50/153,234 = 153,234/x
3. Step 3: Cross multiply
   98,878.50x = 153,234 × 153,234
4. Step 4: Simplify right side
   98,878.50x = 23,480,658,756
5. Step 5: Solve for x
   x = 23,480,658,756/98,878.50
6. Step 6: Final answer
   x = 237,469.81