Finding the Fourth Proportional to 13,788.28, 19,028.22 and 7,501.06

Step by Step Solution

1. Step 1: Write the proportion equation
   13,788.28 : 19,028.22 = 7,501.06 : x
2. Step 2: Convert to fraction form
   13,788.28/19,028.22 = 7,501.06/x
3. Step 3: Cross multiply
   13,788.28x = 19,028.22 × 7,501.06
4. Step 4: Simplify right side
   13,788.28x = 142,731,819.91
5. Step 5: Solve for x
   x = 142,731,819.91/13,788.28
6. Step 6: Final answer
   x = 10,351.68