Finding the Third Proportional to 42,112 and 92,143

Step by Step Solution

1. Step 1: Write the proportion equation
   42,112 : 92,143 = 92,143 : x
2. Step 2: Convert to fraction form
   42,112/92,143 = 92,143/x
3. Step 3: Cross multiply
   42,112x = 92,143 × 92,143
4. Step 4: Simplify right side
   42,112x = 8,490,332,449
5. Step 5: Solve for x
   x = 8,490,332,449/42,112
6. Step 6: Final answer
   x = 201,613.14