Finding the Fourth Proportional to 13,016.34, 19,510.50 and 5,624.28

Step by Step Solution

1. Step 1: Write the proportion equation
   13,016.34 : 19,510.50 = 5,624.28 : x
2. Step 2: Convert to fraction form
   13,016.34/19,510.50 = 5,624.28/x
3. Step 3: Cross multiply
   13,016.34x = 19,510.50 × 5,624.28
4. Step 4: Simplify right side
   13,016.34x = 109,732,514.94
5. Step 5: Solve for x
   x = 109,732,514.94/13,016.34
6. Step 6: Final answer
   x = 8,430.37