Finding the Third Proportional to 64,755 and 141,509.25

Step by Step Solution

1. Step 1: Write the proportion equation
   64,755 : 141,509.25 = 141,509.25 : x
2. Step 2: Convert to fraction form
   64,755/141,509.25 = 141,509.25/x
3. Step 3: Cross multiply
   64,755x = 141,509.25 × 141,509.25
4. Step 4: Simplify right side
   64,755x = 20,024,867,835.56
5. Step 5: Solve for x
   x = 20,024,867,835.56/64,755
6. Step 6: Final answer
   x = 309,240.49