Finding the Third Proportional to 8,191.76 and 13,410.56

Step by Step Solution

1. Step 1: Write the proportion equation
   8,191.76 : 13,410.56 = 13,410.56 : x
2. Step 2: Convert to fraction form
   8,191.76/13,410.56 = 13,410.56/x
3. Step 3: Cross multiply
   8,191.76x = 13,410.56 × 13,410.56
4. Step 4: Simplify right side
   8,191.76x = 179,843,186.57
5. Step 5: Solve for x
   x = 179,843,186.57/8,191.76
6. Step 6: Final answer
   x = 21,954.16