Finding the Third Proportional to 10,177,431 and 21,949,140

Step by Step Solution

1. Step 1: Write the proportion equation
   10,177,431 : 21,949,140 = 21,949,140 : x
2. Step 2: Convert to fraction form
   10,177,431/21,949,140 = 21,949,140/x
3. Step 3: Cross multiply
   10,177,431x = 21,949,140 × 21,949,140
4. Step 4: Simplify right side
   10,177,431x = 481,764,746,739,600
5. Step 5: Solve for x
   x = 481,764,746,739,600/10,177,431
6. Step 6: Final answer
   x = 47,336,577.05