Finding the Third Proportional to 5,029,392 and 10,291,200

Step by Step Solution

1. Step 1: Write the proportion equation
   5,029,392 : 10,291,200 = 10,291,200 : x
2. Step 2: Convert to fraction form
   5,029,392/10,291,200 = 10,291,200/x
3. Step 3: Cross multiply
   5,029,392x = 10,291,200 × 10,291,200
4. Step 4: Simplify right side
   5,029,392x = 105,908,797,440,000
5. Step 5: Solve for x
   x = 105,908,797,440,000/5,029,392
6. Step 6: Final answer
   x = 21,057,972.30