Finding the Third Proportional to 699,600 and 1,546,216

Step by Step Solution

1. Step 1: Write the proportion equation
   699,600 : 1,546,216 = 1,546,216 : x
2. Step 2: Convert to fraction form
   699,600/1,546,216 = 1,546,216/x
3. Step 3: Cross multiply
   699,600x = 1,546,216 × 1,546,216
4. Step 4: Simplify right side
   699,600x = 2,390,783,918,656
5. Step 5: Solve for x
   x = 2,390,783,918,656/699,600
6. Step 6: Final answer
   x = 3,417,358.37