Finding the Third Proportional to 10,257,196.50 and 16,242,012

Step by Step Solution

1. Step 1: Write the proportion equation
   10,257,196.50 : 16,242,012 = 16,242,012 : x
2. Step 2: Convert to fraction form
   10,257,196.50/16,242,012 = 16,242,012/x
3. Step 3: Cross multiply
   10,257,196.50x = 16,242,012 × 16,242,012
4. Step 4: Simplify right side
   10,257,196.50x = 263,802,953,808,144
5. Step 5: Solve for x
   x = 263,802,953,808,144/10,257,196.50
6. Step 6: Final answer
   x = 25,718,816.42