Finding the Third Proportional to 660,274 and 1,447,122

Step by Step Solution

1. Step 1: Write the proportion equation
   660,274 : 1,447,122 = 1,447,122 : x
2. Step 2: Convert to fraction form
   660,274/1,447,122 = 1,447,122/x
3. Step 3: Cross multiply
   660,274x = 1,447,122 × 1,447,122
4. Step 4: Simplify right side
   660,274x = 2,094,162,082,884
5. Step 5: Solve for x
   x = 2,094,162,082,884/660,274
6. Step 6: Final answer
   x = 3,171,656.14