Finding the Fourth Proportional to 15,267.34, 21,069.69 and 9,298.05

Step by Step Solution

1. Step 1: Write the proportion equation
   15,267.34 : 21,069.69 = 9,298.05 : x
2. Step 2: Convert to fraction form
   15,267.34/21,069.69 = 9,298.05/x
3. Step 3: Cross multiply
   15,267.34x = 21,069.69 × 9,298.05
4. Step 4: Simplify right side
   15,267.34x = 195,907,031.10
5. Step 5: Solve for x
   x = 195,907,031.10/15,267.34
6. Step 6: Final answer
   x = 12,831.77