Finding the Third Proportional to 6,359.81 and 9,355.69

Step by Step Solution

1. Step 1: Write the proportion equation
   6,359.81 : 9,355.69 = 9,355.69 : x
2. Step 2: Convert to fraction form
   6,359.81/9,355.69 = 9,355.69/x
3. Step 3: Cross multiply
   6,359.81x = 9,355.69 × 9,355.69
4. Step 4: Simplify right side
   6,359.81x = 87,528,888.60
5. Step 5: Solve for x
   x = 87,528,888.60/6,359.81
6. Step 6: Final answer
   x = 13,762.81