Finding the Third Proportional to 4,629,861 and 10,156,140

Step by Step Solution

1. Step 1: Write the proportion equation
   4,629,861 : 10,156,140 = 10,156,140 : x
2. Step 2: Convert to fraction form
   4,629,861/10,156,140 = 10,156,140/x
3. Step 3: Cross multiply
   4,629,861x = 10,156,140 × 10,156,140
4. Step 4: Simplify right side
   4,629,861x = 103,147,179,699,600
5. Step 5: Solve for x
   x = 103,147,179,699,600/4,629,861
6. Step 6: Final answer
   x = 22,278,677.42