Finding the Third Proportional to 5,006,573 and 10,278,557.38

Step by Step Solution

1. Step 1: Write the proportion equation
   5,006,573 : 10,278,557.38 = 10,278,557.38 : x
2. Step 2: Convert to fraction form
   5,006,573/10,278,557.38 = 10,278,557.38/x
3. Step 3: Cross multiply
   5,006,573x = 10,278,557.38 × 10,278,557.38
4. Step 4: Simplify right side
   5,006,573x = 105,648,741,711,166.89
5. Step 5: Solve for x
   x = 105,648,741,711,166.89/5,006,573
6. Step 6: Final answer
   x = 21,102,007.64