Finding the Third Proportional to 65,827.50 and 144,156

Step by Step Solution

1. Step 1: Write the proportion equation
   65,827.50 : 144,156 = 144,156 : x
2. Step 2: Convert to fraction form
   65,827.50/144,156 = 144,156/x
3. Step 3: Cross multiply
   65,827.50x = 144,156 × 144,156
4. Step 4: Simplify right side
   65,827.50x = 20,780,952,336
5. Step 5: Solve for x
   x = 20,780,952,336/65,827.50
6. Step 6: Final answer
   x = 315,688.01