Finding the Fourth Proportional to 13,316.56, 19,946.72 and 8,035.12

Step by Step Solution

1. Step 1: Write the proportion equation
   13,316.56 : 19,946.72 = 8,035.12 : x
2. Step 2: Convert to fraction form
   13,316.56/19,946.72 = 8,035.12/x
3. Step 3: Cross multiply
   13,316.56x = 19,946.72 × 8,035.12
4. Step 4: Simplify right side
   13,316.56x = 160,274,288.81
5. Step 5: Solve for x
   x = 160,274,288.81/13,316.56
6. Step 6: Final answer
   x = 12,035.71