Finding the Third Proportional to 13,493,214 and 20,870,379

Step by Step Solution

1. Step 1: Write the proportion equation
   13,493,214 : 20,870,379 = 20,870,379 : x
2. Step 2: Convert to fraction form
   13,493,214/20,870,379 = 20,870,379/x
3. Step 3: Cross multiply
   13,493,214x = 20,870,379 × 20,870,379
4. Step 4: Simplify right side
   13,493,214x = 435,572,719,603,641
5. Step 5: Solve for x
   x = 435,572,719,603,641/13,493,214
6. Step 6: Final answer
   x = 32,280,872.42