Finding the Third Proportional to 6,971,520 and 10,561,608

Step by Step Solution

1. Step 1: Write the proportion equation
   6,971,520 : 10,561,608 = 10,561,608 : x
2. Step 2: Convert to fraction form
   6,971,520/10,561,608 = 10,561,608/x
3. Step 3: Cross multiply
   6,971,520x = 10,561,608 × 10,561,608
4. Step 4: Simplify right side
   6,971,520x = 111,547,563,545,664
5. Step 5: Solve for x
   x = 111,547,563,545,664/6,971,520
6. Step 6: Final answer
   x = 16,000,465.26