Finding the Third Proportional to 4,157,613 and 8,889,770

Step by Step Solution

1. Step 1: Write the proportion equation
   4,157,613 : 8,889,770 = 8,889,770 : x
2. Step 2: Convert to fraction form
   4,157,613/8,889,770 = 8,889,770/x
3. Step 3: Cross multiply
   4,157,613x = 8,889,770 × 8,889,770
4. Step 4: Simplify right side
   4,157,613x = 79,028,010,652,900
5. Step 5: Solve for x
   x = 79,028,010,652,900/4,157,613
6. Step 6: Final answer
   x = 19,008,024.71