Finding the Third Proportional to 105,745.50 and 228,915

Step by Step Solution

1. Step 1: Write the proportion equation
   105,745.50 : 228,915 = 228,915 : x
2. Step 2: Convert to fraction form
   105,745.50/228,915 = 228,915/x
3. Step 3: Cross multiply
   105,745.50x = 228,915 × 228,915
4. Step 4: Simplify right side
   105,745.50x = 52,402,077,225
5. Step 5: Solve for x
   x = 52,402,077,225/105,745.50
6. Step 6: Final answer
   x = 495,549.00