Finding the Third Proportional to 362,290 and 852,454

Step by Step Solution

1. Step 1: Write the proportion equation
   362,290 : 852,454 = 852,454 : x
2. Step 2: Convert to fraction form
   362,290/852,454 = 852,454/x
3. Step 3: Cross multiply
   362,290x = 852,454 × 852,454
4. Step 4: Simplify right side
   362,290x = 726,677,822,116
5. Step 5: Solve for x
   x = 726,677,822,116/362,290
6. Step 6: Final answer
   x = 2,005,790.45