Finding the Third Proportional to 1,749,788 and 3,639,256

Step by Step Solution

1. Step 1: Write the proportion equation
   1,749,788 : 3,639,256 = 3,639,256 : x
2. Step 2: Convert to fraction form
   1,749,788/3,639,256 = 3,639,256/x
3. Step 3: Cross multiply
   1,749,788x = 3,639,256 × 3,639,256
4. Step 4: Simplify right side
   1,749,788x = 13,244,184,233,536
5. Step 5: Solve for x
   x = 13,244,184,233,536/1,749,788
6. Step 6: Final answer
   x = 7,569,022.21