Finding the Third Proportional to 2,155,371 and 3,381,126

Step by Step Solution

1. Step 1: Write the proportion equation
   2,155,371 : 3,381,126 = 3,381,126 : x
2. Step 2: Convert to fraction form
   2,155,371/3,381,126 = 3,381,126/x
3. Step 3: Cross multiply
   2,155,371x = 3,381,126 × 3,381,126
4. Step 4: Simplify right side
   2,155,371x = 11,432,013,027,876
5. Step 5: Solve for x
   x = 11,432,013,027,876/2,155,371
6. Step 6: Final answer
   x = 5,303,965.32