Finding the Third Proportional to 98,982 and 209,101.50

Step by Step Solution

1. Step 1: Write the proportion equation
   98,982 : 209,101.50 = 209,101.50 : x
2. Step 2: Convert to fraction form
   98,982/209,101.50 = 209,101.50/x
3. Step 3: Cross multiply
   98,982x = 209,101.50 × 209,101.50
4. Step 4: Simplify right side
   98,982x = 43,723,437,302.25
5. Step 5: Solve for x
   x = 43,723,437,302.25/98,982
6. Step 6: Final answer
   x = 441,731.20