Finding the Third Proportional to 19,554.86 and 28,627.49

Step by Step Solution

1. Step 1: Write the proportion equation
   19,554.86 : 28,627.49 = 28,627.49 : x
2. Step 2: Convert to fraction form
   19,554.86/28,627.49 = 28,627.49/x
3. Step 3: Cross multiply
   19,554.86x = 28,627.49 × 28,627.49
4. Step 4: Simplify right side
   19,554.86x = 819,533,085.29
5. Step 5: Solve for x
   x = 819,533,085.29/19,554.86
6. Step 6: Final answer
   x = 41,909.44