Finding the Third Proportional to 98,131.50 and 154,872

Step by Step Solution

1. Step 1: Write the proportion equation
   98,131.50 : 154,872 = 154,872 : x
2. Step 2: Convert to fraction form
   98,131.50/154,872 = 154,872/x
3. Step 3: Cross multiply
   98,131.50x = 154,872 × 154,872
4. Step 4: Simplify right side
   98,131.50x = 23,985,336,384
5. Step 5: Solve for x
   x = 23,985,336,384/98,131.50
6. Step 6: Final answer
   x = 244,420.36