Finding the Third Proportional to 8,641.69 and 13,041.84

Step by Step Solution

1. Step 1: Write the proportion equation
   8,641.69 : 13,041.84 = 13,041.84 : x
2. Step 2: Convert to fraction form
   8,641.69/13,041.84 = 13,041.84/x
3. Step 3: Cross multiply
   8,641.69x = 13,041.84 × 13,041.84
4. Step 4: Simplify right side
   8,641.69x = 170,089,688.40
5. Step 5: Solve for x
   x = 170,089,688.40/8,641.69
6. Step 6: Final answer
   x = 19,682.46