Finding the Fourth Proportional to 13,289.95, 19,937.37 and 5,499.37

Step by Step Solution

1. Step 1: Write the proportion equation
   13,289.95 : 19,937.37 = 5,499.37 : x
2. Step 2: Convert to fraction form
   13,289.95/19,937.37 = 5,499.37/x
3. Step 3: Cross multiply
   13,289.95x = 19,937.37 × 5,499.37
4. Step 4: Simplify right side
   13,289.95x = 109,642,847.27
5. Step 5: Solve for x
   x = 109,642,847.27/13,289.95
6. Step 6: Final answer
   x = 8,250.06