Finding the Third Proportional to 3,609,236 and 5,078,122

Step by Step Solution

1. Step 1: Write the proportion equation
   3,609,236 : 5,078,122 = 5,078,122 : x
2. Step 2: Convert to fraction form
   3,609,236/5,078,122 = 5,078,122/x
3. Step 3: Cross multiply
   3,609,236x = 5,078,122 × 5,078,122
4. Step 4: Simplify right side
   3,609,236x = 25,787,323,046,884
5. Step 5: Solve for x
   x = 25,787,323,046,884/3,609,236
6. Step 6: Final answer
   x = 7,144,814.87