Finding the Third Proportional to 5,107,796 and 7,617,396

Step by Step Solution

1. Step 1: Write the proportion equation
   5,107,796 : 7,617,396 = 7,617,396 : x
2. Step 2: Convert to fraction form
   5,107,796/7,617,396 = 7,617,396/x
3. Step 3: Cross multiply
   5,107,796x = 7,617,396 × 7,617,396
4. Step 4: Simplify right side
   5,107,796x = 58,024,721,820,816
5. Step 5: Solve for x
   x = 58,024,721,820,816/5,107,796
6. Step 6: Final answer
   x = 11,360,031.18