Finding the Third Proportional to 31,769,799 and 69,365,793

Step by Step Solution

1. Step 1: Write the proportion equation
   31,769,799 : 69,365,793 = 69,365,793 : x
2. Step 2: Convert to fraction form
   31,769,799/69,365,793 = 69,365,793/x
3. Step 3: Cross multiply
   31,769,799x = 69,365,793 × 69,365,793
4. Step 4: Simplify right side
   31,769,799x = 4,811,613,238,518,849
5. Step 5: Solve for x
   x = 4,811,613,238,518,849/31,769,799
6. Step 6: Final answer
   x = 151,452,429.35