Finding the Third Proportional to 6,978,522 and 10,534,122

Step by Step Solution

1. Step 1: Write the proportion equation
   6,978,522 : 10,534,122 = 10,534,122 : x
2. Step 2: Convert to fraction form
   6,978,522/10,534,122 = 10,534,122/x
3. Step 3: Cross multiply
   6,978,522x = 10,534,122 × 10,534,122
4. Step 4: Simplify right side
   6,978,522x = 110,967,726,310,884
5. Step 5: Solve for x
   x = 110,967,726,310,884/6,978,522
6. Step 6: Final answer
   x = 15,901,322.13