Finding the Third Proportional to 21,186.56 and 28,127.25

Step by Step Solution

1. Step 1: Write the proportion equation
   21,186.56 : 28,127.25 = 28,127.25 : x
2. Step 2: Convert to fraction form
   21,186.56/28,127.25 = 28,127.25/x
3. Step 3: Cross multiply
   21,186.56x = 28,127.25 × 28,127.25
4. Step 4: Simplify right side
   21,186.56x = 791,142,192.56
5. Step 5: Solve for x
   x = 791,142,192.56/21,186.56
6. Step 6: Final answer
   x = 37,341.70