Finding the Third Proportional to 4,830,786 and 10,418,200

Step by Step Solution

1. Step 1: Write the proportion equation
   4,830,786 : 10,418,200 = 10,418,200 : x
2. Step 2: Convert to fraction form
   4,830,786/10,418,200 = 10,418,200/x
3. Step 3: Cross multiply
   4,830,786x = 10,418,200 × 10,418,200
4. Step 4: Simplify right side
   4,830,786x = 108,538,891,240,000
5. Step 5: Solve for x
   x = 108,538,891,240,000/4,830,786
6. Step 6: Final answer
   x = 22,468,163.82