Finding the Third Proportional to 5,171,250 and 10,490,241

Step by Step Solution

1. Step 1: Write the proportion equation
   5,171,250 : 10,490,241 = 10,490,241 : x
2. Step 2: Convert to fraction form
   5,171,250/10,490,241 = 10,490,241/x
3. Step 3: Cross multiply
   5,171,250x = 10,490,241 × 10,490,241
4. Step 4: Simplify right side
   5,171,250x = 110,045,156,238,081
5. Step 5: Solve for x
   x = 110,045,156,238,081/5,171,250
6. Step 6: Final answer
   x = 21,280,184.91