Finding the Third Proportional to 676,044 and 1,039,221

Step by Step Solution

1. Step 1: Write the proportion equation
   676,044 : 1,039,221 = 1,039,221 : x
2. Step 2: Convert to fraction form
   676,044/1,039,221 = 1,039,221/x
3. Step 3: Cross multiply
   676,044x = 1,039,221 × 1,039,221
4. Step 4: Simplify right side
   676,044x = 1,079,980,286,841
5. Step 5: Solve for x
   x = 1,079,980,286,841/676,044
6. Step 6: Final answer
   x = 1,597,500.00