Finding the Third Proportional to 10,665,788 and 25,162,420

Step by Step Solution

1. Step 1: Write the proportion equation
   10,665,788 : 25,162,420 = 25,162,420 : x
2. Step 2: Convert to fraction form
   10,665,788/25,162,420 = 25,162,420/x
3. Step 3: Cross multiply
   10,665,788x = 25,162,420 × 25,162,420
4. Step 4: Simplify right side
   10,665,788x = 633,147,380,256,400
5. Step 5: Solve for x
   x = 633,147,380,256,400/10,665,788
6. Step 6: Final answer
   x = 59,362,456.88