Finding the Third Proportional to 207,784.50 and 448,788

Step by Step Solution

1. Step 1: Write the proportion equation
   207,784.50 : 448,788 = 448,788 : x
2. Step 2: Convert to fraction form
   207,784.50/448,788 = 448,788/x
3. Step 3: Cross multiply
   207,784.50x = 448,788 × 448,788
4. Step 4: Simplify right side
   207,784.50x = 201,410,668,944
5. Step 5: Solve for x
   x = 201,410,668,944/207,784.50
6. Step 6: Final answer
   x = 969,324.80