Finding the Third Proportional to 65,125.50 and 141,915

Step by Step Solution

1. Step 1: Write the proportion equation
   65,125.50 : 141,915 = 141,915 : x
2. Step 2: Convert to fraction form
   65,125.50/141,915 = 141,915/x
3. Step 3: Cross multiply
   65,125.50x = 141,915 × 141,915
4. Step 4: Simplify right side
   65,125.50x = 20,139,867,225
5. Step 5: Solve for x
   x = 20,139,867,225/65,125.50
6. Step 6: Final answer
   x = 309,247.03