Finding the Third Proportional to 2,520,658 and 5,531,164

Step by Step Solution

1. Step 1: Write the proportion equation
   2,520,658 : 5,531,164 = 5,531,164 : x
2. Step 2: Convert to fraction form
   2,520,658/5,531,164 = 5,531,164/x
3. Step 3: Cross multiply
   2,520,658x = 5,531,164 × 5,531,164
4. Step 4: Simplify right side
   2,520,658x = 30,593,775,194,896
5. Step 5: Solve for x
   x = 30,593,775,194,896/2,520,658
6. Step 6: Final answer
   x = 12,137,217.82