Finding the Third Proportional to 680,547.38 and 1,044,613.69

Step by Step Solution

1. Step 1: Write the proportion equation
   680,547.38 : 1,044,613.69 = 1,044,613.69 : x
2. Step 2: Convert to fraction form
   680,547.38/1,044,613.69 = 1,044,613.69/x
3. Step 3: Cross multiply
   680,547.38x = 1,044,613.69 × 1,044,613.69
4. Step 4: Simplify right side
   680,547.38x = 1,091,217,756,112.35
5. Step 5: Solve for x
   x = 1,091,217,756,112.35/680,547.38
6. Step 6: Final answer
   x = 1,603,441.28