Finding the Third Proportional to 20,348.72 and 43,617.55

Step by Step Solution

1. Step 1: Write the proportion equation
   20,348.72 : 43,617.55 = 43,617.55 : x
2. Step 2: Convert to fraction form
   20,348.72/43,617.55 = 43,617.55/x
3. Step 3: Cross multiply
   20,348.72x = 43,617.55 × 43,617.55
4. Step 4: Simplify right side
   20,348.72x = 1,902,490,736.15
5. Step 5: Solve for x
   x = 1,902,490,736.15/20,348.72
6. Step 6: Final answer
   x = 93,494.37