Finding the Third Proportional to 1,965,456 and 4,286,664

Step by Step Solution

1. Step 1: Write the proportion equation
   1,965,456 : 4,286,664 = 4,286,664 : x
2. Step 2: Convert to fraction form
   1,965,456/4,286,664 = 4,286,664/x
3. Step 3: Cross multiply
   1,965,456x = 4,286,664 × 4,286,664
4. Step 4: Simplify right side
   1,965,456x = 18,375,488,248,896
5. Step 5: Solve for x
   x = 18,375,488,248,896/1,965,456
6. Step 6: Final answer
   x = 9,349,223.92