Finding the Third Proportional to 543,570 and 898,380

Step by Step Solution

1. Step 1: Write the proportion equation
   543,570 : 898,380 = 898,380 : x
2. Step 2: Convert to fraction form
   543,570/898,380 = 898,380/x
3. Step 3: Cross multiply
   543,570x = 898,380 × 898,380
4. Step 4: Simplify right side
   543,570x = 807,086,624,400
5. Step 5: Solve for x
   x = 807,086,624,400/543,570
6. Step 6: Final answer
   x = 1,484,788.76