Finding the Third Proportional to 2,353,308 and 5,138,187

Step by Step Solution

1. Step 1: Write the proportion equation
   2,353,308 : 5,138,187 = 5,138,187 : x
2. Step 2: Convert to fraction form
   2,353,308/5,138,187 = 5,138,187/x
3. Step 3: Cross multiply
   2,353,308x = 5,138,187 × 5,138,187
4. Step 4: Simplify right side
   2,353,308x = 26,400,965,646,969
5. Step 5: Solve for x
   x = 26,400,965,646,969/2,353,308
6. Step 6: Final answer
   x = 11,218,661.41