Finding the Third Proportional to 31,119,132 and 45,669,780

Step by Step Solution

1. Step 1: Write the proportion equation
   31,119,132 : 45,669,780 = 45,669,780 : x
2. Step 2: Convert to fraction form
   31,119,132/45,669,780 = 45,669,780/x
3. Step 3: Cross multiply
   31,119,132x = 45,669,780 × 45,669,780
4. Step 4: Simplify right side
   31,119,132x = 2,085,728,805,248,400
5. Step 5: Solve for x
   x = 2,085,728,805,248,400/31,119,132
6. Step 6: Final answer
   x = 67,024,003.28