Finding the Third Proportional to 12,196,615 and 16,723,870

Step by Step Solution

1. Step 1: Write the proportion equation
   12,196,615 : 16,723,870 = 16,723,870 : x
2. Step 2: Convert to fraction form
   12,196,615/16,723,870 = 16,723,870/x
3. Step 3: Cross multiply
   12,196,615x = 16,723,870 × 16,723,870
4. Step 4: Simplify right side
   12,196,615x = 279,687,827,776,900
5. Step 5: Solve for x
   x = 279,687,827,776,900/12,196,615
6. Step 6: Final answer
   x = 22,931,594.36