Finding the Third Proportional to 3,171,870 and 5,107,194

Step by Step Solution

1. Step 1: Write the proportion equation
   3,171,870 : 5,107,194 = 5,107,194 : x
2. Step 2: Convert to fraction form
   3,171,870/5,107,194 = 5,107,194/x
3. Step 3: Cross multiply
   3,171,870x = 5,107,194 × 5,107,194
4. Step 4: Simplify right side
   3,171,870x = 26,083,430,553,636
5. Step 5: Solve for x
   x = 26,083,430,553,636/3,171,870
6. Step 6: Final answer
   x = 8,223,360.53