Finding the Third Proportional to 2,508,434 and 5,516,284

Step by Step Solution

1. Step 1: Write the proportion equation
   2,508,434 : 5,516,284 = 5,516,284 : x
2. Step 2: Convert to fraction form
   2,508,434/5,516,284 = 5,516,284/x
3. Step 3: Cross multiply
   2,508,434x = 5,516,284 × 5,516,284
4. Step 4: Simplify right side
   2,508,434x = 30,429,389,168,656
5. Step 5: Solve for x
   x = 30,429,389,168,656/2,508,434
6. Step 6: Final answer
   x = 12,130,831.10