Finding the Third Proportional to 655,680 and 1,042,596

Step by Step Solution

1. Step 1: Write the proportion equation
   655,680 : 1,042,596 = 1,042,596 : x
2. Step 2: Convert to fraction form
   655,680/1,042,596 = 1,042,596/x
3. Step 3: Cross multiply
   655,680x = 1,042,596 × 1,042,596
4. Step 4: Simplify right side
   655,680x = 1,087,006,419,216
5. Step 5: Solve for x
   x = 1,087,006,419,216/655,680
6. Step 6: Final answer
   x = 1,657,830.68