Finding the Third Proportional to 384,527.25 and 842,865

Step by Step Solution

1. Step 1: Write the proportion equation
   384,527.25 : 842,865 = 842,865 : x
2. Step 2: Convert to fraction form
   384,527.25/842,865 = 842,865/x
3. Step 3: Cross multiply
   384,527.25x = 842,865 × 842,865
4. Step 4: Simplify right side
   384,527.25x = 710,421,408,225
5. Step 5: Solve for x
   x = 710,421,408,225/384,527.25
6. Step 6: Final answer
   x = 1,847,519.02