Finding the Third Proportional to 42,325 and 90,130

Step by Step Solution

1. Step 1: Write the proportion equation
   42,325 : 90,130 = 90,130 : x
2. Step 2: Convert to fraction form
   42,325/90,130 = 90,130/x
3. Step 3: Cross multiply
   42,325x = 90,130 × 90,130
4. Step 4: Simplify right side
   42,325x = 8,123,416,900
5. Step 5: Solve for x
   x = 8,123,416,900/42,325
6. Step 6: Final answer
   x = 191,929.52