Finding the Third Proportional to 33,458.25 and 72,429.75

Step by Step Solution

1. Step 1: Write the proportion equation
   33,458.25 : 72,429.75 = 72,429.75 : x
2. Step 2: Convert to fraction form
   33,458.25/72,429.75 = 72,429.75/x
3. Step 3: Cross multiply
   33,458.25x = 72,429.75 × 72,429.75
4. Step 4: Simplify right side
   33,458.25x = 5,246,068,685.06
5. Step 5: Solve for x
   x = 5,246,068,685.06/33,458.25
6. Step 6: Final answer
   x = 156,794.47