Finding the Fourth Proportional to 13,011.58, 17,955.91 and 7,346.27

Step by Step Solution

1. Step 1: Write the proportion equation
   13,011.58 : 17,955.91 = 7,346.27 : x
2. Step 2: Convert to fraction form
   13,011.58/17,955.91 = 7,346.27/x
3. Step 3: Cross multiply
   13,011.58x = 17,955.91 × 7,346.27
4. Step 4: Simplify right side
   13,011.58x = 131,908,916.03
5. Step 5: Solve for x
   x = 131,908,916.03/13,011.58
6. Step 6: Final answer
   x = 10,137.81