Finding the Third Proportional to 840,492 and 1,132,380

Step by Step Solution

1. Step 1: Write the proportion equation
   840,492 : 1,132,380 = 1,132,380 : x
2. Step 2: Convert to fraction form
   840,492/1,132,380 = 1,132,380/x
3. Step 3: Cross multiply
   840,492x = 1,132,380 × 1,132,380
4. Step 4: Simplify right side
   840,492x = 1,282,284,464,400
5. Step 5: Solve for x
   x = 1,282,284,464,400/840,492
6. Step 6: Final answer
   x = 1,525,635.54