Finding the Third Proportional to 3,617,700 and 7,865,256

Step by Step Solution

1. Step 1: Write the proportion equation
   3,617,700 : 7,865,256 = 7,865,256 : x
2. Step 2: Convert to fraction form
   3,617,700/7,865,256 = 7,865,256/x
3. Step 3: Cross multiply
   3,617,700x = 7,865,256 × 7,865,256
4. Step 4: Simplify right side
   3,617,700x = 61,862,251,945,536
5. Step 5: Solve for x
   x = 61,862,251,945,536/3,617,700
6. Step 6: Final answer
   x = 17,099,884.44