Finding the Third Proportional to 3,314,642 and 7,219,732

Step by Step Solution

1. Step 1: Write the proportion equation
   3,314,642 : 7,219,732 = 7,219,732 : x
2. Step 2: Convert to fraction form
   3,314,642/7,219,732 = 7,219,732/x
3. Step 3: Cross multiply
   3,314,642x = 7,219,732 × 7,219,732
4. Step 4: Simplify right side
   3,314,642x = 52,124,530,151,824
5. Step 5: Solve for x
   x = 52,124,530,151,824/3,314,642
6. Step 6: Final answer
   x = 15,725,538.43