Finding the Third Proportional to 5,126,454 and 10,915,488

Step by Step Solution

1. Step 1: Write the proportion equation
   5,126,454 : 10,915,488 = 10,915,488 : x
2. Step 2: Convert to fraction form
   5,126,454/10,915,488 = 10,915,488/x
3. Step 3: Cross multiply
   5,126,454x = 10,915,488 × 10,915,488
4. Step 4: Simplify right side
   5,126,454x = 119,147,878,278,144
5. Step 5: Solve for x
   x = 119,147,878,278,144/5,126,454
6. Step 6: Final answer
   x = 23,241,772.63