Finding the Third Proportional to 22,858,900 and 31,129,566

Step by Step Solution

1. Step 1: Write the proportion equation
   22,858,900 : 31,129,566 = 31,129,566 : x
2. Step 2: Convert to fraction form
   22,858,900/31,129,566 = 31,129,566/x
3. Step 3: Cross multiply
   22,858,900x = 31,129,566 × 31,129,566
4. Step 4: Simplify right side
   22,858,900x = 969,049,879,348,356
5. Step 5: Solve for x
   x = 969,049,879,348,356/22,858,900
6. Step 6: Final answer
   x = 42,392,673.28