Finding the Third Proportional to 67,140 and 103,275

Step by Step Solution

1. Step 1: Write the proportion equation
   67,140 : 103,275 = 103,275 : x
2. Step 2: Convert to fraction form
   67,140/103,275 = 103,275/x
3. Step 3: Cross multiply
   67,140x = 103,275 × 103,275
4. Step 4: Simplify right side
   67,140x = 10,665,725,625
5. Step 5: Solve for x
   x = 10,665,725,625/67,140
6. Step 6: Final answer
   x = 158,857.99