Finding the Third Proportional to 67,887 and 147,073.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,887 : 147,073.50 = 147,073.50 : x
2. Step 2: Convert to fraction form
   67,887/147,073.50 = 147,073.50/x
3. Step 3: Cross multiply
   67,887x = 147,073.50 × 147,073.50
4. Step 4: Simplify right side
   67,887x = 21,630,614,402.25
5. Step 5: Solve for x
   x = 21,630,614,402.25/67,887
6. Step 6: Final answer
   x = 318,626.75