Finding the Third Proportional to 668,383.50 and 1,443,303

Step by Step Solution

1. Step 1: Write the proportion equation
   668,383.50 : 1,443,303 = 1,443,303 : x
2. Step 2: Convert to fraction form
   668,383.50/1,443,303 = 1,443,303/x
3. Step 3: Cross multiply
   668,383.50x = 1,443,303 × 1,443,303
4. Step 4: Simplify right side
   668,383.50x = 2,083,123,549,809
5. Step 5: Solve for x
   x = 2,083,123,549,809/668,383.50
6. Step 6: Final answer
   x = 3,116,659.15