Finding the Third Proportional to 14,189,742 and 31,126,342

Step by Step Solution

1. Step 1: Write the proportion equation
   14,189,742 : 31,126,342 = 31,126,342 : x
2. Step 2: Convert to fraction form
   14,189,742/31,126,342 = 31,126,342/x
3. Step 3: Cross multiply
   14,189,742x = 31,126,342 × 31,126,342
4. Step 4: Simplify right side
   14,189,742x = 968,849,166,300,964
5. Step 5: Solve for x
   x = 968,849,166,300,964/14,189,742
6. Step 6: Final answer
   x = 68,278,138.27