Finding the Third Proportional to 1,868,763 and 3,996,651

Step by Step Solution

1. Step 1: Write the proportion equation
   1,868,763 : 3,996,651 = 3,996,651 : x
2. Step 2: Convert to fraction form
   1,868,763/3,996,651 = 3,996,651/x
3. Step 3: Cross multiply
   1,868,763x = 3,996,651 × 3,996,651
4. Step 4: Simplify right side
   1,868,763x = 15,973,219,215,801
5. Step 5: Solve for x
   x = 15,973,219,215,801/1,868,763
6. Step 6: Final answer
   x = 8,547,482.59