Finding the Third Proportional to 42,543 and 60,894

Step by Step Solution

1. Step 1: Write the proportion equation
   42,543 : 60,894 = 60,894 : x
2. Step 2: Convert to fraction form
   42,543/60,894 = 60,894/x
3. Step 3: Cross multiply
   42,543x = 60,894 × 60,894
4. Step 4: Simplify right side
   42,543x = 3,708,079,236
5. Step 5: Solve for x
   x = 3,708,079,236/42,543
6. Step 6: Final answer
   x = 87,160.74