Finding the Third Proportional to 15,164.72 and 21,338.44

Step by Step Solution

1. Step 1: Write the proportion equation
   15,164.72 : 21,338.44 = 21,338.44 : x
2. Step 2: Convert to fraction form
   15,164.72/21,338.44 = 21,338.44/x
3. Step 3: Cross multiply
   15,164.72x = 21,338.44 × 21,338.44
4. Step 4: Simplify right side
   15,164.72x = 455,328,914.94
5. Step 5: Solve for x
   x = 455,328,914.94/15,164.72
6. Step 6: Final answer
   x = 30,025.54