Finding the Third Proportional to 28,080 and 42,234

Step by Step Solution

1. Step 1: Write the proportion equation
   28,080 : 42,234 = 42,234 : x
2. Step 2: Convert to fraction form
   28,080/42,234 = 42,234/x
3. Step 3: Cross multiply
   28,080x = 42,234 × 42,234
4. Step 4: Simplify right side
   28,080x = 1,783,710,756
5. Step 5: Solve for x
   x = 1,783,710,756/28,080
6. Step 6: Final answer
   x = 63,522.46