Finding the Third Proportional to 42,934 and 90,566

Step by Step Solution

1. Step 1: Write the proportion equation
   42,934 : 90,566 = 90,566 : x
2. Step 2: Convert to fraction form
   42,934/90,566 = 90,566/x
3. Step 3: Cross multiply
   42,934x = 90,566 × 90,566
4. Step 4: Simplify right side
   42,934x = 8,202,200,356
5. Step 5: Solve for x
   x = 8,202,200,356/42,934
6. Step 6: Final answer
   x = 191,042.07