Finding the Third Proportional to 18,666.39 and 28,896.59

Step by Step Solution

1. Step 1: Write the proportion equation
   18,666.39 : 28,896.59 = 28,896.59 : x
2. Step 2: Convert to fraction form
   18,666.39/28,896.59 = 28,896.59/x
3. Step 3: Cross multiply
   18,666.39x = 28,896.59 × 28,896.59
4. Step 4: Simplify right side
   18,666.39x = 835,013,017.48
5. Step 5: Solve for x
   x = 835,013,017.48/18,666.39
6. Step 6: Final answer
   x = 44,733.51