Finding the Third Proportional to 206,810.50 and 455,522

Step by Step Solution

1. Step 1: Write the proportion equation
   206,810.50 : 455,522 = 455,522 : x
2. Step 2: Convert to fraction form
   206,810.50/455,522 = 455,522/x
3. Step 3: Cross multiply
   206,810.50x = 455,522 × 455,522
4. Step 4: Simplify right side
   206,810.50x = 207,500,292,484
5. Step 5: Solve for x
   x = 207,500,292,484/206,810.50
6. Step 6: Final answer
   x = 1,003,335.38