Finding the Fourth Proportional to 13,818.52, 19,069.56 and 7,530.89

Step by Step Solution

1. Step 1: Write the proportion equation
   13,818.52 : 19,069.56 = 7,530.89 : x
2. Step 2: Convert to fraction form
   13,818.52/19,069.56 = 7,530.89/x
3. Step 3: Cross multiply
   13,818.52x = 19,069.56 × 7,530.89
4. Step 4: Simplify right side
   13,818.52x = 143,610,770.63
5. Step 5: Solve for x
   x = 143,610,770.63/13,818.52
6. Step 6: Final answer
   x = 10,392.63