Finding the Third Proportional to 42,548 and 90,682

Step by Step Solution

1. Step 1: Write the proportion equation
   42,548 : 90,682 = 90,682 : x
2. Step 2: Convert to fraction form
   42,548/90,682 = 90,682/x
3. Step 3: Cross multiply
   42,548x = 90,682 × 90,682
4. Step 4: Simplify right side
   42,548x = 8,223,225,124
5. Step 5: Solve for x
   x = 8,223,225,124/42,548
6. Step 6: Final answer
   x = 193,269.37