Finding the Third Proportional to 33,458 and 72,748

Step by Step Solution

1. Step 1: Write the proportion equation
   33,458 : 72,748 = 72,748 : x
2. Step 2: Convert to fraction form
   33,458/72,748 = 72,748/x
3. Step 3: Cross multiply
   33,458x = 72,748 × 72,748
4. Step 4: Simplify right side
   33,458x = 5,292,271,504
5. Step 5: Solve for x
   x = 5,292,271,504/33,458
6. Step 6: Final answer
   x = 158,176.56