Finding the Fourth Proportional to 13,573.27, 18,731.62 and 7,604.72

Step by Step Solution

1. Step 1: Write the proportion equation
   13,573.27 : 18,731.62 = 7,604.72 : x
2. Step 2: Convert to fraction form
   13,573.27/18,731.62 = 7,604.72/x
3. Step 3: Cross multiply
   13,573.27x = 18,731.62 × 7,604.72
4. Step 4: Simplify right side
   13,573.27x = 142,448,711.34
5. Step 5: Solve for x
   x = 142,448,711.34/13,573.27
6. Step 6: Final answer
   x = 10,494.80