Finding the Fourth Proportional to 13,023.31, 19,534.82 and 3,162.58

Step by Step Solution

1. Step 1: Write the proportion equation
   13,023.31 : 19,534.82 = 3,162.58 : x
2. Step 2: Convert to fraction form
   13,023.31/19,534.82 = 3,162.58/x
3. Step 3: Cross multiply
   13,023.31x = 19,534.82 × 3,162.58
4. Step 4: Simplify right side
   13,023.31x = 61,780,431.04
5. Step 5: Solve for x
   x = 61,780,431.04/13,023.31
6. Step 6: Final answer
   x = 4,743.83