Finding the Third Proportional to 19,170.50 and 28,111

Step by Step Solution

1. Step 1: Write the proportion equation
   19,170.50 : 28,111 = 28,111 : x
2. Step 2: Convert to fraction form
   19,170.50/28,111 = 28,111/x
3. Step 3: Cross multiply
   19,170.50x = 28,111 × 28,111
4. Step 4: Simplify right side
   19,170.50x = 790,228,321
5. Step 5: Solve for x
   x = 790,228,321/19,170.50
6. Step 6: Final answer
   x = 41,221.06