Finding the Third Proportional to 19,874.81 and 26,988.47

Step by Step Solution

1. Step 1: Write the proportion equation
   19,874.81 : 26,988.47 = 26,988.47 : x
2. Step 2: Convert to fraction form
   19,874.81/26,988.47 = 26,988.47/x
3. Step 3: Cross multiply
   19,874.81x = 26,988.47 × 26,988.47
4. Step 4: Simplify right side
   19,874.81x = 728,377,445.47
5. Step 5: Solve for x
   x = 728,377,445.47/19,874.81
6. Step 6: Final answer
   x = 36,648.27