Finding the Fourth Proportional to 13,349.00, 18,422.30 and 7,684.56

Step by Step Solution

1. Step 1: Write the proportion equation
   13,349.00 : 18,422.30 = 7,684.56 : x
2. Step 2: Convert to fraction form
   13,349.00/18,422.30 = 7,684.56/x
3. Step 3: Cross multiply
   13,349.00x = 18,422.30 × 7,684.56
4. Step 4: Simplify right side
   13,349.00x = 141,567,269.69
5. Step 5: Solve for x
   x = 141,567,269.69/13,349.00
6. Step 6: Final answer
   x = 10,605.09