Finding the Third Proportional to 60,327 and 128,666.25

Step by Step Solution

1. Step 1: Write the proportion equation
   60,327 : 128,666.25 = 128,666.25 : x
2. Step 2: Convert to fraction form
   60,327/128,666.25 = 128,666.25/x
3. Step 3: Cross multiply
   60,327x = 128,666.25 × 128,666.25
4. Step 4: Simplify right side
   60,327x = 16,555,003,889.06
5. Step 5: Solve for x
   x = 16,555,003,889.06/60,327
6. Step 6: Final answer
   x = 274,421.14