Finding the Fourth Proportional to 13,469.61, 18,586.73 and 7,501.83

Step by Step Solution

1. Step 1: Write the proportion equation
   13,469.61 : 18,586.73 = 7,501.83 : x
2. Step 2: Convert to fraction form
   13,469.61/18,586.73 = 7,501.83/x
3. Step 3: Cross multiply
   13,469.61x = 18,586.73 × 7,501.83
4. Step 4: Simplify right side
   13,469.61x = 139,434,525.81
5. Step 5: Solve for x
   x = 139,434,525.81/13,469.61
6. Step 6: Final answer
   x = 10,351.79