Finding the Third Proportional to 31,449,962 and 67,272,014

Step by Step Solution

1. Step 1: Write the proportion equation
   31,449,962 : 67,272,014 = 67,272,014 : x
2. Step 2: Convert to fraction form
   31,449,962/67,272,014 = 67,272,014/x
3. Step 3: Cross multiply
   31,449,962x = 67,272,014 × 67,272,014
4. Step 4: Simplify right side
   31,449,962x = 4,525,523,867,616,196
5. Step 5: Solve for x
   x = 4,525,523,867,616,196/31,449,962
6. Step 6: Final answer
   x = 143,896,004.31