Finding the Third Proportional to 33,309.75 and 72,494.25

Step by Step Solution

1. Step 1: Write the proportion equation
   33,309.75 : 72,494.25 = 72,494.25 : x
2. Step 2: Convert to fraction form
   33,309.75/72,494.25 = 72,494.25/x
3. Step 3: Cross multiply
   33,309.75x = 72,494.25 × 72,494.25
4. Step 4: Simplify right side
   33,309.75x = 5,255,416,283.06
5. Step 5: Solve for x
   x = 5,255,416,283.06/33,309.75
6. Step 6: Final answer
   x = 157,774.11