Finding the Third Proportional to 5,256,524 and 7,685,222

Step by Step Solution

1. Step 1: Write the proportion equation
   5,256,524 : 7,685,222 = 7,685,222 : x
2. Step 2: Convert to fraction form
   5,256,524/7,685,222 = 7,685,222/x
3. Step 3: Cross multiply
   5,256,524x = 7,685,222 × 7,685,222
4. Step 4: Simplify right side
   5,256,524x = 59,062,637,189,284
5. Step 5: Solve for x
   x = 59,062,637,189,284/5,256,524
6. Step 6: Final answer
   x = 11,236,063.45