Finding the Third Proportional to 130,910.50 and 200,173

Step by Step Solution

1. Step 1: Write the proportion equation
   130,910.50 : 200,173 = 200,173 : x
2. Step 2: Convert to fraction form
   130,910.50/200,173 = 200,173/x
3. Step 3: Cross multiply
   130,910.50x = 200,173 × 200,173
4. Step 4: Simplify right side
   130,910.50x = 40,069,229,929
5. Step 5: Solve for x
   x = 40,069,229,929/130,910.50
6. Step 6: Final answer
   x = 306,081.10