Finding the Third Proportional to 50,520 and 74,472

Step by Step Solution

1. Step 1: Write the proportion equation
   50,520 : 74,472 = 74,472 : x
2. Step 2: Convert to fraction form
   50,520/74,472 = 74,472/x
3. Step 3: Cross multiply
   50,520x = 74,472 × 74,472
4. Step 4: Simplify right side
   50,520x = 5,546,078,784
5. Step 5: Solve for x
   x = 5,546,078,784/50,520
6. Step 6: Final answer
   x = 109,779.87