Finding the Fourth Proportional to 13,112.02, 19,567.34 and 11,710.72

Step by Step Solution

1. Step 1: Write the proportion equation
   13,112.02 : 19,567.34 = 11,710.72 : x
2. Step 2: Convert to fraction form
   13,112.02/19,567.34 = 11,710.72/x
3. Step 3: Cross multiply
   13,112.02x = 19,567.34 × 11,710.72
4. Step 4: Simplify right side
   13,112.02x = 229,147,639.88
5. Step 5: Solve for x
   x = 229,147,639.88/13,112.02
6. Step 6: Final answer
   x = 17,476.15