Finding the Third Proportional to 31,206,870 and 41,408,172

Step by Step Solution

1. Step 1: Write the proportion equation
   31,206,870 : 41,408,172 = 41,408,172 : x
2. Step 2: Convert to fraction form
   31,206,870/41,408,172 = 41,408,172/x
3. Step 3: Cross multiply
   31,206,870x = 41,408,172 × 41,408,172
4. Step 4: Simplify right side
   31,206,870x = 1,714,636,708,381,584
5. Step 5: Solve for x
   x = 1,714,636,708,381,584/31,206,870
6. Step 6: Final answer
   x = 54,944,206.46