Finding the Third Proportional to 10,561,938 and 22,258,724.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,561,938 : 22,258,724.50 = 22,258,724.50 : x
2. Step 2: Convert to fraction form
   10,561,938/22,258,724.50 = 22,258,724.50/x
3. Step 3: Cross multiply
   10,561,938x = 22,258,724.50 × 22,258,724.50
4. Step 4: Simplify right side
   10,561,938x = 495,450,816,366,900.25
5. Step 5: Solve for x
   x = 495,450,816,366,900.25/10,561,938
6. Step 6: Final answer
   x = 46,909,082.06