Finding the Fourth Proportional to 13,233.32, 19,847.52 and 3,871.28

Step by Step Solution

1. Step 1: Write the proportion equation
   13,233.32 : 19,847.52 = 3,871.28 : x
2. Step 2: Convert to fraction form
   13,233.32/19,847.52 = 3,871.28/x
3. Step 3: Cross multiply
   13,233.32x = 19,847.52 × 3,871.28
4. Step 4: Simplify right side
   13,233.32x = 76,835,307.23
5. Step 5: Solve for x
   x = 76,835,307.23/13,233.32
6. Step 6: Final answer
   x = 5,806.20