Finding the Third Proportional to 19,971.56 and 28,719.56

Step by Step Solution

1. Step 1: Write the proportion equation
   19,971.56 : 28,719.56 = 28,719.56 : x
2. Step 2: Convert to fraction form
   19,971.56/28,719.56 = 28,719.56/x
3. Step 3: Cross multiply
   19,971.56x = 28,719.56 × 28,719.56
4. Step 4: Simplify right side
   19,971.56x = 824,813,270.19
5. Step 5: Solve for x
   x = 824,813,270.19/19,971.56
6. Step 6: Final answer
   x = 41,299.39