Finding the Fourth Proportional to 13,238.48, 19,828.56 and 8,835.32

Step by Step Solution

1. Step 1: Write the proportion equation
   13,238.48 : 19,828.56 = 8,835.32 : x
2. Step 2: Convert to fraction form
   13,238.48/19,828.56 = 8,835.32/x
3. Step 3: Cross multiply
   13,238.48x = 19,828.56 × 8,835.32
4. Step 4: Simplify right side
   13,238.48x = 175,191,672.74
5. Step 5: Solve for x
   x = 175,191,672.74/13,238.48
6. Step 6: Final answer
   x = 13,233.52