Finding the Third Proportional to 18,279.11 and 37,822.57

Step by Step Solution

1. Step 1: Write the proportion equation
   18,279.11 : 37,822.57 = 37,822.57 : x
2. Step 2: Convert to fraction form
   18,279.11/37,822.57 = 37,822.57/x
3. Step 3: Cross multiply
   18,279.11x = 37,822.57 × 37,822.57
4. Step 4: Simplify right side
   18,279.11x = 1,430,546,825.04
5. Step 5: Solve for x
   x = 1,430,546,825.04/18,279.11
6. Step 6: Final answer
   x = 78,261.31