Finding the Third Proportional to 67,080 and 142,152

Step by Step Solution

1. Step 1: Write the proportion equation
   67,080 : 142,152 = 142,152 : x
2. Step 2: Convert to fraction form
   67,080/142,152 = 142,152/x
3. Step 3: Cross multiply
   67,080x = 142,152 × 142,152
4. Step 4: Simplify right side
   67,080x = 20,207,191,104
5. Step 5: Solve for x
   x = 20,207,191,104/67,080
6. Step 6: Final answer
   x = 301,240.18