Finding the Fourth Proportional to 13,811.96, 19,060.72 and 7,524.32

Step by Step Solution

1. Step 1: Write the proportion equation
   13,811.96 : 19,060.72 = 7,524.32 : x
2. Step 2: Convert to fraction form
   13,811.96/19,060.72 = 7,524.32/x
3. Step 3: Cross multiply
   13,811.96x = 19,060.72 × 7,524.32
4. Step 4: Simplify right side
   13,811.96x = 143,418,956.71
5. Step 5: Solve for x
   x = 143,418,956.71/13,811.96
6. Step 6: Final answer
   x = 10,383.68