Finding the Third Proportional to 5,256,535 and 7,685,238

Step by Step Solution

1. Step 1: Write the proportion equation
   5,256,535 : 7,685,238 = 7,685,238 : x
2. Step 2: Convert to fraction form
   5,256,535/7,685,238 = 7,685,238/x
3. Step 3: Cross multiply
   5,256,535x = 7,685,238 × 7,685,238
4. Step 4: Simplify right side
   5,256,535x = 59,062,883,116,644
5. Step 5: Solve for x
   x = 59,062,883,116,644/5,256,535
6. Step 6: Final answer
   x = 11,236,086.72