Finding the Third Proportional to 2,150,740 and 4,692,772

Step by Step Solution

1. Step 1: Write the proportion equation
   2,150,740 : 4,692,772 = 4,692,772 : x
2. Step 2: Convert to fraction form
   2,150,740/4,692,772 = 4,692,772/x
3. Step 3: Cross multiply
   2,150,740x = 4,692,772 × 4,692,772
4. Step 4: Simplify right side
   2,150,740x = 22,022,109,043,984
5. Step 5: Solve for x
   x = 22,022,109,043,984/2,150,740
6. Step 6: Final answer
   x = 10,239,317.19