Finding the Fourth Proportional to 10,036.32, 15,063.74 and 5,109.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,036.32 : 15,063.74 = 5,109.52 : x
2. Step 2: Convert to fraction form
   10,036.32/15,063.74 = 5,109.52/x
3. Step 3: Cross multiply
   10,036.32x = 15,063.74 × 5,109.52
4. Step 4: Simplify right side
   10,036.32x = 76,968,480.80
5. Step 5: Solve for x
   x = 76,968,480.80/10,036.32
6. Step 6: Final answer
   x = 7,668.99