Finding the Third Proportional to 67,308 and 141,536.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,308 : 141,536.50 = 141,536.50 : x
2. Step 2: Convert to fraction form
   67,308/141,536.50 = 141,536.50/x
3. Step 3: Cross multiply
   67,308x = 141,536.50 × 141,536.50
4. Step 4: Simplify right side
   67,308x = 20,032,580,832.25
5. Step 5: Solve for x
   x = 20,032,580,832.25/67,308
6. Step 6: Final answer
   x = 297,625.55