Finding the Third Proportional to 10,257,228 and 16,242,061.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,257,228 : 16,242,061.50 = 16,242,061.50 : x
2. Step 2: Convert to fraction form
   10,257,228/16,242,061.50 = 16,242,061.50/x
3. Step 3: Cross multiply
   10,257,228x = 16,242,061.50 × 16,242,061.50
4. Step 4: Simplify right side
   10,257,228x = 263,804,561,769,782.25
5. Step 5: Solve for x
   x = 263,804,561,769,782.25/10,257,228
6. Step 6: Final answer
   x = 25,718,894.21