Finding the Third Proportional to 660,273 and 1,447,118

Step by Step Solution

1. Step 1: Write the proportion equation
   660,273 : 1,447,118 = 1,447,118 : x
2. Step 2: Convert to fraction form
   660,273/1,447,118 = 1,447,118/x
3. Step 3: Cross multiply
   660,273x = 1,447,118 × 1,447,118
4. Step 4: Simplify right side
   660,273x = 2,094,150,505,924
5. Step 5: Solve for x
   x = 2,094,150,505,924/660,273
6. Step 6: Final answer
   x = 3,171,643.40