Finding the Fourth Proportional to 13,023.79, 19,535.45 and 3,162.98

Step by Step Solution

1. Step 1: Write the proportion equation
   13,023.79 : 19,535.45 = 3,162.98 : x
2. Step 2: Convert to fraction form
   13,023.79/19,535.45 = 3,162.98/x
3. Step 3: Cross multiply
   13,023.79x = 19,535.45 × 3,162.98
4. Step 4: Simplify right side
   13,023.79x = 61,790,270.66
5. Step 5: Solve for x
   x = 61,790,270.66/13,023.79
6. Step 6: Final answer
   x = 4,744.42