Finding the Third Proportional to 209,656.50 and 460,499

Step by Step Solution

1. Step 1: Write the proportion equation
   209,656.50 : 460,499 = 460,499 : x
2. Step 2: Convert to fraction form
   209,656.50/460,499 = 460,499/x
3. Step 3: Cross multiply
   209,656.50x = 460,499 × 460,499
4. Step 4: Simplify right side
   209,656.50x = 212,059,329,001
5. Step 5: Solve for x
   x = 212,059,329,001/209,656.50
6. Step 6: Final answer
   x = 1,011,460.79