Finding the Fourth Proportional to 13,300.52, 19,949.16 and 3,438.98

Step by Step Solution

1. Step 1: Write the proportion equation
   13,300.52 : 19,949.16 = 3,438.98 : x
2. Step 2: Convert to fraction form
   13,300.52/19,949.16 = 3,438.98/x
3. Step 3: Cross multiply
   13,300.52x = 19,949.16 × 3,438.98
4. Step 4: Simplify right side
   13,300.52x = 68,604,662.51
5. Step 5: Solve for x
   x = 68,604,662.51/13,300.52
6. Step 6: Final answer
   x = 5,158.04