Finding the Fourth Proportional to 13,009.58, 19,514.40 and 3,148.82

Step by Step Solution

1. Step 1: Write the proportion equation
   13,009.58 : 19,514.40 = 3,148.82 : x
2. Step 2: Convert to fraction form
   13,009.58/19,514.40 = 3,148.82/x
3. Step 3: Cross multiply
   13,009.58x = 19,514.40 × 3,148.82
4. Step 4: Simplify right side
   13,009.58x = 61,447,333.01
5. Step 5: Solve for x
   x = 61,447,333.01/13,009.58
6. Step 6: Final answer
   x = 4,723.24