Finding the Fourth Proportional to 13,009.32, 19,516.05 and 5,616.03

Step by Step Solution

1. Step 1: Write the proportion equation
   13,009.32 : 19,516.05 = 5,616.03 : x
2. Step 2: Convert to fraction form
   13,009.32/19,516.05 = 5,616.03/x
3. Step 3: Cross multiply
   13,009.32x = 19,516.05 × 5,616.03
4. Step 4: Simplify right side
   13,009.32x = 109,602,722.28
5. Step 5: Solve for x
   x = 109,602,722.28/13,009.32
6. Step 6: Final answer
   x = 8,424.94