Finding the Third Proportional to 655,194 and 1,428,972

Step by Step Solution

1. Step 1: Write the proportion equation
   655,194 : 1,428,972 = 1,428,972 : x
2. Step 2: Convert to fraction form
   655,194/1,428,972 = 1,428,972/x
3. Step 3: Cross multiply
   655,194x = 1,428,972 × 1,428,972
4. Step 4: Simplify right side
   655,194x = 2,041,960,976,784
5. Step 5: Solve for x
   x = 2,041,960,976,784/655,194
6. Step 6: Final answer
   x = 3,116,574.60