Finding the Third Proportional to 6,371,196 and 13,861,980

Step by Step Solution

1. Step 1: Write the proportion equation
   6,371,196 : 13,861,980 = 13,861,980 : x
2. Step 2: Convert to fraction form
   6,371,196/13,861,980 = 13,861,980/x
3. Step 3: Cross multiply
   6,371,196x = 13,861,980 × 13,861,980
4. Step 4: Simplify right side
   6,371,196x = 192,154,489,520,400
5. Step 5: Solve for x
   x = 192,154,489,520,400/6,371,196
6. Step 6: Final answer
   x = 30,159,877.29