Finding the Third Proportional to 847,613 and 1,280,060

Step by Step Solution

1. Step 1: Write the proportion equation
   847,613 : 1,280,060 = 1,280,060 : x
2. Step 2: Convert to fraction form
   847,613/1,280,060 = 1,280,060/x
3. Step 3: Cross multiply
   847,613x = 1,280,060 × 1,280,060
4. Step 4: Simplify right side
   847,613x = 1,638,553,603,600
5. Step 5: Solve for x
   x = 1,638,553,603,600/847,613
6. Step 6: Final answer
   x = 1,933,138.83