Finding the Third Proportional to 3,494,722 and 7,475,210

Step by Step Solution

1. Step 1: Write the proportion equation
   3,494,722 : 7,475,210 = 7,475,210 : x
2. Step 2: Convert to fraction form
   3,494,722/7,475,210 = 7,475,210/x
3. Step 3: Cross multiply
   3,494,722x = 7,475,210 × 7,475,210
4. Step 4: Simplify right side
   3,494,722x = 55,878,764,544,100
5. Step 5: Solve for x
   x = 55,878,764,544,100/3,494,722
6. Step 6: Final answer
   x = 15,989,473.42