Finding the Third Proportional to 10,915,153 and 22,151,043

Step by Step Solution

1. Step 1: Write the proportion equation
   10,915,153 : 22,151,043 = 22,151,043 : x
2. Step 2: Convert to fraction form
   10,915,153/22,151,043 = 22,151,043/x
3. Step 3: Cross multiply
   10,915,153x = 22,151,043 × 22,151,043
4. Step 4: Simplify right side
   10,915,153x = 490,668,705,987,849
5. Step 5: Solve for x
   x = 490,668,705,987,849/10,915,153
6. Step 6: Final answer
   x = 44,952,984.72