Finding the Third Proportional to 67,714.75 and 145,835.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,714.75 : 145,835.50 = 145,835.50 : x
2. Step 2: Convert to fraction form
   67,714.75/145,835.50 = 145,835.50/x
3. Step 3: Cross multiply
   67,714.75x = 145,835.50 × 145,835.50
4. Step 4: Simplify right side
   67,714.75x = 21,267,993,060.25
5. Step 5: Solve for x
   x = 21,267,993,060.25/67,714.75
6. Step 6: Final answer
   x = 314,082.13