Finding the Third Proportional to 31,118,451 and 45,668,754

Step by Step Solution

1. Step 1: Write the proportion equation
   31,118,451 : 45,668,754 = 45,668,754 : x
2. Step 2: Convert to fraction form
   31,118,451/45,668,754 = 45,668,754/x
3. Step 3: Cross multiply
   31,118,451x = 45,668,754 × 45,668,754
4. Step 4: Simplify right side
   31,118,451x = 2,085,635,091,912,516
5. Step 5: Solve for x
   x = 2,085,635,091,912,516/31,118,451
6. Step 6: Final answer
   x = 67,022,458.54