Finding the Third Proportional to 250,782 and 384,045

Step by Step Solution

1. Step 1: Write the proportion equation
   250,782 : 384,045 = 384,045 : x
2. Step 2: Convert to fraction form
   250,782/384,045 = 384,045/x
3. Step 3: Cross multiply
   250,782x = 384,045 × 384,045
4. Step 4: Simplify right side
   250,782x = 147,490,562,025
5. Step 5: Solve for x
   x = 147,490,562,025/250,782
6. Step 6: Final answer
   x = 588,122.60