Finding the Fourth Proportional to 13,303.58, 18,357.71 and 7,333.74

Step by Step Solution

1. Step 1: Write the proportion equation
   13,303.58 : 18,357.71 = 7,333.74 : x
2. Step 2: Convert to fraction form
   13,303.58/18,357.71 = 7,333.74/x
3. Step 3: Cross multiply
   13,303.58x = 18,357.71 × 7,333.74
4. Step 4: Simplify right side
   13,303.58x = 134,630,635.47
5. Step 5: Solve for x
   x = 134,630,635.47/13,303.58
6. Step 6: Final answer
   x = 10,119.88