Finding the Third Proportional to 660,269 and 1,447,111

Step by Step Solution

1. Step 1: Write the proportion equation
   660,269 : 1,447,111 = 1,447,111 : x
2. Step 2: Convert to fraction form
   660,269/1,447,111 = 1,447,111/x
3. Step 3: Cross multiply
   660,269x = 1,447,111 × 1,447,111
4. Step 4: Simplify right side
   660,269x = 2,094,130,246,321
5. Step 5: Solve for x
   x = 2,094,130,246,321/660,269
6. Step 6: Final answer
   x = 3,171,631.94