Finding the Fourth Proportional to 13,300.48, 19,950.52 and 3,438.96

Step by Step Solution

1. Step 1: Write the proportion equation
   13,300.48 : 19,950.52 = 3,438.96 : x
2. Step 2: Convert to fraction form
   13,300.48/19,950.52 = 3,438.96/x
3. Step 3: Cross multiply
   13,300.48x = 19,950.52 × 3,438.96
4. Step 4: Simplify right side
   13,300.48x = 68,609,040.26
5. Step 5: Solve for x
   x = 68,609,040.26/13,300.48
6. Step 6: Final answer
   x = 5,158.39