Finding the Fourth Proportional to 16,911.62, 25,373.46 and 7,550.81

Step by Step Solution

1. Step 1: Write the proportion equation
   16,911.62 : 25,373.46 = 7,550.81 : x
2. Step 2: Convert to fraction form
   16,911.62/25,373.46 = 7,550.81/x
3. Step 3: Cross multiply
   16,911.62x = 25,373.46 × 7,550.81
4. Step 4: Simplify right side
   16,911.62x = 191,590,172.10
5. Step 5: Solve for x
   x = 191,590,172.10/16,911.62
6. Step 6: Final answer
   x = 11,328.91