Finding the Third Proportional to 33,245.44 and 72,142.31

Step by Step Solution

1. Step 1: Write the proportion equation
   33,245.44 : 72,142.31 = 72,142.31 : x
2. Step 2: Convert to fraction form
   33,245.44/72,142.31 = 72,142.31/x
3. Step 3: Cross multiply
   33,245.44x = 72,142.31 × 72,142.31
4. Step 4: Simplify right side
   33,245.44x = 5,204,513,252.85
5. Step 5: Solve for x
   x = 5,204,513,252.85/33,245.44
6. Step 6: Final answer
   x = 156,548.20