Finding the Fourth Proportional to 13,023.18, 19,534.73 and 3,162.56

Step by Step Solution

1. Step 1: Write the proportion equation
   13,023.18 : 19,534.73 = 3,162.56 : x
2. Step 2: Convert to fraction form
   13,023.18/19,534.73 = 3,162.56/x
3. Step 3: Cross multiply
   13,023.18x = 19,534.73 × 3,162.56
4. Step 4: Simplify right side
   13,023.18x = 61,779,642.22
5. Step 5: Solve for x
   x = 61,779,642.22/13,023.18
6. Step 6: Final answer
   x = 4,743.82