Finding the Third Proportional to 10,542,416 and 16,291,436.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,542,416 : 16,291,436.50 = 16,291,436.50 : x
2. Step 2: Convert to fraction form
   10,542,416/16,291,436.50 = 16,291,436.50/x
3. Step 3: Cross multiply
   10,542,416x = 16,291,436.50 × 16,291,436.50
4. Step 4: Simplify right side
   10,542,416x = 265,410,903,233,532.25
5. Step 5: Solve for x
   x = 265,410,903,233,532.25/10,542,416
6. Step 6: Final answer
   x = 25,175,529.33