Finding the Third Proportional to 2,353,318 and 5,138,206

Step by Step Solution

1. Step 1: Write the proportion equation
   2,353,318 : 5,138,206 = 5,138,206 : x
2. Step 2: Convert to fraction form
   2,353,318/5,138,206 = 5,138,206/x
3. Step 3: Cross multiply
   2,353,318x = 5,138,206 × 5,138,206
4. Step 4: Simplify right side
   2,353,318x = 26,401,160,898,436
5. Step 5: Solve for x
   x = 26,401,160,898,436/2,353,318
6. Step 6: Final answer
   x = 11,218,696.71