Finding the Third Proportional to 65,167.50 and 142,794

Step by Step Solution

1. Step 1: Write the proportion equation
   65,167.50 : 142,794 = 142,794 : x
2. Step 2: Convert to fraction form
   65,167.50/142,794 = 142,794/x
3. Step 3: Cross multiply
   65,167.50x = 142,794 × 142,794
4. Step 4: Simplify right side
   65,167.50x = 20,390,126,436
5. Step 5: Solve for x
   x = 20,390,126,436/65,167.50
6. Step 6: Final answer
   x = 312,887.96