Finding the Fourth Proportional to 13,317.56, 19,970.48 and 7,076.10

Step by Step Solution

1. Step 1: Write the proportion equation
   13,317.56 : 19,970.48 = 7,076.10 : x
2. Step 2: Convert to fraction form
   13,317.56/19,970.48 = 7,076.10/x
3. Step 3: Cross multiply
   13,317.56x = 19,970.48 × 7,076.10
4. Step 4: Simplify right side
   13,317.56x = 141,313,078.15
5. Step 5: Solve for x
   x = 141,313,078.15/13,317.56
6. Step 6: Final answer
   x = 10,611.04