Finding the Third Proportional to 549,608 and 1,171,216

Step by Step Solution

1. Step 1: Write the proportion equation
   549,608 : 1,171,216 = 1,171,216 : x
2. Step 2: Convert to fraction form
   549,608/1,171,216 = 1,171,216/x
3. Step 3: Cross multiply
   549,608x = 1,171,216 × 1,171,216
4. Step 4: Simplify right side
   549,608x = 1,371,746,918,656
5. Step 5: Solve for x
   x = 1,371,746,918,656/549,608
6. Step 6: Final answer
   x = 2,495,864.18