Finding the Third Proportional to 51,870 and 71,325

Step by Step Solution

1. Step 1: Write the proportion equation
   51,870 : 71,325 = 71,325 : x
2. Step 2: Convert to fraction form
   51,870/71,325 = 71,325/x
3. Step 3: Cross multiply
   51,870x = 71,325 × 71,325
4. Step 4: Simplify right side
   51,870x = 5,087,255,625
5. Step 5: Solve for x
   x = 5,087,255,625/51,870
6. Step 6: Final answer
   x = 98,077.03