Finding the Third Proportional to 20,123,962 and 31,381,684

Step by Step Solution

1. Step 1: Write the proportion equation
   20,123,962 : 31,381,684 = 31,381,684 : x
2. Step 2: Convert to fraction form
   20,123,962/31,381,684 = 31,381,684/x
3. Step 3: Cross multiply
   20,123,962x = 31,381,684 × 31,381,684
4. Step 4: Simplify right side
   20,123,962x = 984,810,090,675,856
5. Step 5: Solve for x
   x = 984,810,090,675,856/20,123,962
6. Step 6: Final answer
   x = 48,937,186.96