Finding the Third Proportional to 440,850 and 659,569.50

Step by Step Solution

1. Step 1: Write the proportion equation
   440,850 : 659,569.50 = 659,569.50 : x
2. Step 2: Convert to fraction form
   440,850/659,569.50 = 659,569.50/x
3. Step 3: Cross multiply
   440,850x = 659,569.50 × 659,569.50
4. Step 4: Simplify right side
   440,850x = 435,031,925,330.25
5. Step 5: Solve for x
   x = 435,031,925,330.25/440,850
6. Step 6: Final answer
   x = 986,802.60