Finding the Third Proportional to 615,114 and 1,322,196

Step by Step Solution

1. Step 1: Write the proportion equation
   615,114 : 1,322,196 = 1,322,196 : x
2. Step 2: Convert to fraction form
   615,114/1,322,196 = 1,322,196/x
3. Step 3: Cross multiply
   615,114x = 1,322,196 × 1,322,196
4. Step 4: Simplify right side
   615,114x = 1,748,202,262,416
5. Step 5: Solve for x
   x = 1,748,202,262,416/615,114
6. Step 6: Final answer
   x = 2,842,078.48