Finding the Third Proportional to 661,189 and 982,063.50

Step by Step Solution

1. Step 1: Write the proportion equation
   661,189 : 982,063.50 = 982,063.50 : x
2. Step 2: Convert to fraction form
   661,189/982,063.50 = 982,063.50/x
3. Step 3: Cross multiply
   661,189x = 982,063.50 × 982,063.50
4. Step 4: Simplify right side
   661,189x = 964,448,718,032.25
5. Step 5: Solve for x
   x = 964,448,718,032.25/661,189
6. Step 6: Final answer
   x = 1,458,658.14