Finding the Third Proportional to 1,683,688 and 2,567,569

Step by Step Solution

1. Step 1: Write the proportion equation
   1,683,688 : 2,567,569 = 2,567,569 : x
2. Step 2: Convert to fraction form
   1,683,688/2,567,569 = 2,567,569/x
3. Step 3: Cross multiply
   1,683,688x = 2,567,569 × 2,567,569
4. Step 4: Simplify right side
   1,683,688x = 6,592,410,569,761
5. Step 5: Solve for x
   x = 6,592,410,569,761/1,683,688
6. Step 6: Final answer
   x = 3,915,458.55