Finding the Third Proportional to 4,723,080 and 9,782,256

Step by Step Solution

1. Step 1: Write the proportion equation
   4,723,080 : 9,782,256 = 9,782,256 : x
2. Step 2: Convert to fraction form
   4,723,080/9,782,256 = 9,782,256/x
3. Step 3: Cross multiply
   4,723,080x = 9,782,256 × 9,782,256
4. Step 4: Simplify right side
   4,723,080x = 95,692,532,449,536
5. Step 5: Solve for x
   x = 95,692,532,449,536/4,723,080
6. Step 6: Final answer
   x = 20,260,620.71