Finding the Third Proportional to 6,405,523 and 13,992,996

Step by Step Solution

1. Step 1: Write the proportion equation
   6,405,523 : 13,992,996 = 13,992,996 : x
2. Step 2: Convert to fraction form
   6,405,523/13,992,996 = 13,992,996/x
3. Step 3: Cross multiply
   6,405,523x = 13,992,996 × 13,992,996
4. Step 4: Simplify right side
   6,405,523x = 195,803,937,056,016
5. Step 5: Solve for x
   x = 195,803,937,056,016/6,405,523
6. Step 6: Final answer
   x = 30,567,985.95