Finding the Fourth Proportional to 13,065.32, 19,584.55 and 5,164.62

Step by Step Solution

1. Step 1: Write the proportion equation
   13,065.32 : 19,584.55 = 5,164.62 : x
2. Step 2: Convert to fraction form
   13,065.32/19,584.55 = 5,164.62/x
3. Step 3: Cross multiply
   13,065.32x = 19,584.55 × 5,164.62
4. Step 4: Simplify right side
   13,065.32x = 101,146,758.62
5. Step 5: Solve for x
   x = 101,146,758.62/13,065.32
6. Step 6: Final answer
   x = 7,741.62