Finding the Third Proportional to 5,613,145 and 7,820,525

Step by Step Solution

1. Step 1: Write the proportion equation
   5,613,145 : 7,820,525 = 7,820,525 : x
2. Step 2: Convert to fraction form
   5,613,145/7,820,525 = 7,820,525/x
3. Step 3: Cross multiply
   5,613,145x = 7,820,525 × 7,820,525
4. Step 4: Simplify right side
   5,613,145x = 61,160,611,275,625
5. Step 5: Solve for x
   x = 61,160,611,275,625/5,613,145
6. Step 6: Final answer
   x = 10,895,961.40