Finding the Third Proportional to 6,597,620 and 10,215,680

Step by Step Solution

1. Step 1: Write the proportion equation
   6,597,620 : 10,215,680 = 10,215,680 : x
2. Step 2: Convert to fraction form
   6,597,620/10,215,680 = 10,215,680/x
3. Step 3: Cross multiply
   6,597,620x = 10,215,680 × 10,215,680
4. Step 4: Simplify right side
   6,597,620x = 104,360,117,862,400
5. Step 5: Solve for x
   x = 104,360,117,862,400/6,597,620
6. Step 6: Final answer
   x = 15,817,843.08