Finding the Third Proportional to 67,062.50 and 145,014.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,062.50 : 145,014.50 = 145,014.50 : x
2. Step 2: Convert to fraction form
   67,062.50/145,014.50 = 145,014.50/x
3. Step 3: Cross multiply
   67,062.50x = 145,014.50 × 145,014.50
4. Step 4: Simplify right side
   67,062.50x = 21,029,205,210.25
5. Step 5: Solve for x
   x = 21,029,205,210.25/67,062.50
6. Step 6: Final answer
   x = 313,576.22