Finding the Fourth Proportional to 13,081.96, 19,609.16 and 4,314.52

Step by Step Solution

1. Step 1: Write the proportion equation
   13,081.96 : 19,609.16 = 4,314.52 : x
2. Step 2: Convert to fraction form
   13,081.96/19,609.16 = 4,314.52/x
3. Step 3: Cross multiply
   13,081.96x = 19,609.16 × 4,314.52
4. Step 4: Simplify right side
   13,081.96x = 84,604,113.00
5. Step 5: Solve for x
   x = 84,604,113.00/13,081.96
6. Step 6: Final answer
   x = 6,467.24