Finding the Third Proportional to 1,638,937 and 3,576,746

Step by Step Solution

1. Step 1: Write the proportion equation
   1,638,937 : 3,576,746 = 3,576,746 : x
2. Step 2: Convert to fraction form
   1,638,937/3,576,746 = 3,576,746/x
3. Step 3: Cross multiply
   1,638,937x = 3,576,746 × 3,576,746
4. Step 4: Simplify right side
   1,638,937x = 12,793,111,948,516
5. Step 5: Solve for x
   x = 12,793,111,948,516/1,638,937
6. Step 6: Final answer
   x = 7,805,737.47