Finding the Fourth Proportional to 13,023.45, 17,971.29 and 7,358.69

Step by Step Solution

1. Step 1: Write the proportion equation
   13,023.45 : 17,971.29 = 7,358.69 : x
2. Step 2: Convert to fraction form
   13,023.45/17,971.29 = 7,358.69/x
3. Step 3: Cross multiply
   13,023.45x = 17,971.29 × 7,358.69
4. Step 4: Simplify right side
   13,023.45x = 132,245,152.01
5. Step 5: Solve for x
   x = 132,245,152.01/13,023.45
6. Step 6: Final answer
   x = 10,154.39