Finding the Fourth Proportional to 13,050.83, 18,009.07 and 7,385.29

Step by Step Solution

1. Step 1: Write the proportion equation
   13,050.83 : 18,009.07 = 7,385.29 : x
2. Step 2: Convert to fraction form
   13,050.83/18,009.07 = 7,385.29/x
3. Step 3: Cross multiply
   13,050.83x = 18,009.07 × 7,385.29
4. Step 4: Simplify right side
   13,050.83x = 133,002,141.09
5. Step 5: Solve for x
   x = 133,002,141.09/13,050.83
6. Step 6: Final answer
   x = 10,191.08