Finding the Third Proportional to 5,029,396 and 10,291,208

Step by Step Solution

1. Step 1: Write the proportion equation
   5,029,396 : 10,291,208 = 10,291,208 : x
2. Step 2: Convert to fraction form
   5,029,396/10,291,208 = 10,291,208/x
3. Step 3: Cross multiply
   5,029,396x = 10,291,208 × 10,291,208
4. Step 4: Simplify right side
   5,029,396x = 105,908,962,099,264
5. Step 5: Solve for x
   x = 105,908,962,099,264/5,029,396
6. Step 6: Final answer
   x = 21,057,988.30