Finding the Third Proportional to 2,615,460 and 5,631,692

Step by Step Solution

1. Step 1: Write the proportion equation
   2,615,460 : 5,631,692 = 5,631,692 : x
2. Step 2: Convert to fraction form
   2,615,460/5,631,692 = 5,631,692/x
3. Step 3: Cross multiply
   2,615,460x = 5,631,692 × 5,631,692
4. Step 4: Simplify right side
   2,615,460x = 31,715,954,782,864
5. Step 5: Solve for x
   x = 31,715,954,782,864/2,615,460
6. Step 6: Final answer
   x = 12,126,339.07