Finding the Fourth Proportional to 13,807.59, 19,054.58 and 7,519.83

Step by Step Solution

1. Step 1: Write the proportion equation
   13,807.59 : 19,054.58 = 7,519.83 : x
2. Step 2: Convert to fraction form
   13,807.59/19,054.58 = 7,519.83/x
3. Step 3: Cross multiply
   13,807.59x = 19,054.58 × 7,519.83
4. Step 4: Simplify right side
   13,807.59x = 143,287,164.72
5. Step 5: Solve for x
   x = 143,287,164.72/13,807.59
6. Step 6: Final answer
   x = 10,377.42