Finding the Fourth Proportional to 13,788.14, 19,025.96 and 7,819.52

Step by Step Solution

1. Step 1: Write the proportion equation
   13,788.14 : 19,025.96 = 7,819.52 : x
2. Step 2: Convert to fraction form
   13,788.14/19,025.96 = 7,819.52/x
3. Step 3: Cross multiply
   13,788.14x = 19,025.96 × 7,819.52
4. Step 4: Simplify right side
   13,788.14x = 148,773,874.74
5. Step 5: Solve for x
   x = 148,773,874.74/13,788.14
6. Step 6: Final answer
   x = 10,789.99