Finding the Third Proportional to 6,956,580 and 9,147,870

Step by Step Solution

1. Step 1: Write the proportion equation
   6,956,580 : 9,147,870 = 9,147,870 : x
2. Step 2: Convert to fraction form
   6,956,580/9,147,870 = 9,147,870/x
3. Step 3: Cross multiply
   6,956,580x = 9,147,870 × 9,147,870
4. Step 4: Simplify right side
   6,956,580x = 83,683,525,536,900
5. Step 5: Solve for x
   x = 83,683,525,536,900/6,956,580
6. Step 6: Final answer
   x = 12,029,406.05