Finding the Third Proportional to 2,405,281 and 5,186,523

Step by Step Solution

1. Step 1: Write the proportion equation
   2,405,281 : 5,186,523 = 5,186,523 : x
2. Step 2: Convert to fraction form
   2,405,281/5,186,523 = 5,186,523/x
3. Step 3: Cross multiply
   2,405,281x = 5,186,523 × 5,186,523
4. Step 4: Simplify right side
   2,405,281x = 26,900,020,829,529
5. Step 5: Solve for x
   x = 26,900,020,829,529/2,405,281
6. Step 6: Final answer
   x = 11,183,733.14