Finding the Third Proportional to 4,786,302 and 7,182,768

Step by Step Solution

1. Step 1: Write the proportion equation
   4,786,302 : 7,182,768 = 7,182,768 : x
2. Step 2: Convert to fraction form
   4,786,302/7,182,768 = 7,182,768/x
3. Step 3: Cross multiply
   4,786,302x = 7,182,768 × 7,182,768
4. Step 4: Simplify right side
   4,786,302x = 51,592,156,141,824
5. Step 5: Solve for x
   x = 51,592,156,141,824/4,786,302
6. Step 6: Final answer
   x = 10,779,126.80