Finding the Fourth Proportional to 13,773.33, 19,007.12 and 7,485.71

Step by Step Solution

1. Step 1: Write the proportion equation
   13,773.33 : 19,007.12 = 7,485.71 : x
2. Step 2: Convert to fraction form
   13,773.33/19,007.12 = 7,485.71/x
3. Step 3: Cross multiply
   13,773.33x = 19,007.12 × 7,485.71
4. Step 4: Simplify right side
   13,773.33x = 142,281,711.93
5. Step 5: Solve for x
   x = 142,281,711.93/13,773.33
6. Step 6: Final answer
   x = 10,330.23