Finding the Fourth Proportional to 13,271.94, 19,909.74 and 4,504.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,271.94 : 19,909.74 = 4,504.50 : x
2. Step 2: Convert to fraction form
   13,271.94/19,909.74 = 4,504.50/x
3. Step 3: Cross multiply
   13,271.94x = 19,909.74 × 4,504.50
4. Step 4: Simplify right side
   13,271.94x = 89,683,423.83
5. Step 5: Solve for x
   x = 89,683,423.83/13,271.94
6. Step 6: Final answer
   x = 6,757.37