Finding the Third Proportional to 9,591.86 and 19,645.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,591.86 : 19,645.03 = 19,645.03 : x
2. Step 2: Convert to fraction form
   9,591.86/19,645.03 = 19,645.03/x
3. Step 3: Cross multiply
   9,591.86x = 19,645.03 × 19,645.03
4. Step 4: Simplify right side
   9,591.86x = 385,927,252.81
5. Step 5: Solve for x
   x = 385,927,252.81/9,591.86
6. Step 6: Final answer
   x = 40,234.89