Finding the Fourth Proportional to 13,964.58, 19,271.32 and 7,591.30

Step by Step Solution

1. Step 1: Write the proportion equation
   13,964.58 : 19,271.32 = 7,591.30 : x
2. Step 2: Convert to fraction form
   13,964.58/19,271.32 = 7,591.30/x
3. Step 3: Cross multiply
   13,964.58x = 19,271.32 × 7,591.30
4. Step 4: Simplify right side
   13,964.58x = 146,294,371.52
5. Step 5: Solve for x
   x = 146,294,371.52/13,964.58
6. Step 6: Final answer
   x = 10,476.10