Finding the Third Proportional to 13,493,208 and 20,870,370

Step by Step Solution

1. Step 1: Write the proportion equation
   13,493,208 : 20,870,370 = 20,870,370 : x
2. Step 2: Convert to fraction form
   13,493,208/20,870,370 = 20,870,370/x
3. Step 3: Cross multiply
   13,493,208x = 20,870,370 × 20,870,370
4. Step 4: Simplify right side
   13,493,208x = 435,572,343,936,900
5. Step 5: Solve for x
   x = 435,572,343,936,900/13,493,208
6. Step 6: Final answer
   x = 32,280,858.93