Finding the Third Proportional to 31,074,942 and 47,043,993

Step by Step Solution

1. Step 1: Write the proportion equation
   31,074,942 : 47,043,993 = 47,043,993 : x
2. Step 2: Convert to fraction form
   31,074,942/47,043,993 = 47,043,993/x
3. Step 3: Cross multiply
   31,074,942x = 47,043,993 × 47,043,993
4. Step 4: Simplify right side
   31,074,942x = 2,213,137,277,384,049
5. Step 5: Solve for x
   x = 2,213,137,277,384,049/31,074,942
6. Step 6: Final answer
   x = 71,219,353.44