Finding the Third Proportional to 57,853.50 and 120,315

Step by Step Solution

1. Step 1: Write the proportion equation
   57,853.50 : 120,315 = 120,315 : x
2. Step 2: Convert to fraction form
   57,853.50/120,315 = 120,315/x
3. Step 3: Cross multiply
   57,853.50x = 120,315 × 120,315
4. Step 4: Simplify right side
   57,853.50x = 14,475,699,225
5. Step 5: Solve for x
   x = 14,475,699,225/57,853.50
6. Step 6: Final answer
   x = 250,213.02