Finding the Third Proportional to 4,187,157 and 9,069,900

Step by Step Solution

1. Step 1: Write the proportion equation
   4,187,157 : 9,069,900 = 9,069,900 : x
2. Step 2: Convert to fraction form
   4,187,157/9,069,900 = 9,069,900/x
3. Step 3: Cross multiply
   4,187,157x = 9,069,900 × 9,069,900
4. Step 4: Simplify right side
   4,187,157x = 82,263,086,010,000
5. Step 5: Solve for x
   x = 82,263,086,010,000/4,187,157
6. Step 6: Final answer
   x = 19,646,525.32