Finding the Fourth Proportional to 13,149.32, 19,705.50 and 5,738.36

Step by Step Solution

1. Step 1: Write the proportion equation
   13,149.32 : 19,705.50 = 5,738.36 : x
2. Step 2: Convert to fraction form
   13,149.32/19,705.50 = 5,738.36/x
3. Step 3: Cross multiply
   13,149.32x = 19,705.50 × 5,738.36
4. Step 4: Simplify right side
   13,149.32x = 113,077,154.45
5. Step 5: Solve for x
   x = 113,077,154.45/13,149.32
6. Step 6: Final answer
   x = 8,599.47