Finding the Third Proportional to 454,204.50 and 985,680

Step by Step Solution

1. Step 1: Write the proportion equation
   454,204.50 : 985,680 = 985,680 : x
2. Step 2: Convert to fraction form
   454,204.50/985,680 = 985,680/x
3. Step 3: Cross multiply
   454,204.50x = 985,680 × 985,680
4. Step 4: Simplify right side
   454,204.50x = 971,565,062,400
5. Step 5: Solve for x
   x = 971,565,062,400/454,204.50
6. Step 6: Final answer
   x = 2,139,047.64