Finding the Third Proportional to 201,928.50 and 424,782

Step by Step Solution

1. Step 1: Write the proportion equation
   201,928.50 : 424,782 = 424,782 : x
2. Step 2: Convert to fraction form
   201,928.50/424,782 = 424,782/x
3. Step 3: Cross multiply
   201,928.50x = 424,782 × 424,782
4. Step 4: Simplify right side
   201,928.50x = 180,439,747,524
5. Step 5: Solve for x
   x = 180,439,747,524/201,928.50
6. Step 6: Final answer
   x = 893,582.37