Finding the Third Proportional to 18,137.81 and 28,026.56

Step by Step Solution

1. Step 1: Write the proportion equation
   18,137.81 : 28,026.56 = 28,026.56 : x
2. Step 2: Convert to fraction form
   18,137.81/28,026.56 = 28,026.56/x
3. Step 3: Cross multiply
   18,137.81x = 28,026.56 × 28,026.56
4. Step 4: Simplify right side
   18,137.81x = 785,488,205.57
5. Step 5: Solve for x
   x = 785,488,205.57/18,137.81
6. Step 6: Final answer
   x = 43,306.67