Finding the Third Proportional to 6,470,321.25 and 10,149,145.88

Step by Step Solution

1. Step 1: Write the proportion equation
   6,470,321.25 : 10,149,145.88 = 10,149,145.88 : x
2. Step 2: Convert to fraction form
   6,470,321.25/10,149,145.88 = 10,149,145.88/x
3. Step 3: Cross multiply
   6,470,321.25x = 10,149,145.88 × 10,149,145.88
4. Step 4: Simplify right side
   6,470,321.25x = 103,005,161,992,029.52
5. Step 5: Solve for x
   x = 103,005,161,992,029.52/6,470,321.25
6. Step 6: Final answer
   x = 15,919,636.45