Finding the Third Proportional to 618,048 and 1,302,516

Step by Step Solution

1. Step 1: Write the proportion equation
   618,048 : 1,302,516 = 1,302,516 : x
2. Step 2: Convert to fraction form
   618,048/1,302,516 = 1,302,516/x
3. Step 3: Cross multiply
   618,048x = 1,302,516 × 1,302,516
4. Step 4: Simplify right side
   618,048x = 1,696,547,930,256
5. Step 5: Solve for x
   x = 1,696,547,930,256/618,048
6. Step 6: Final answer
   x = 2,745,009.98