Finding the Fourth Proportional to 17,511.21, 26,271.68 and 7,384.05

Step by Step Solution

1. Step 1: Write the proportion equation
   17,511.21 : 26,271.68 = 7,384.05 : x
2. Step 2: Convert to fraction form
   17,511.21/26,271.68 = 7,384.05/x
3. Step 3: Cross multiply
   17,511.21x = 26,271.68 × 7,384.05
4. Step 4: Simplify right side
   17,511.21x = 193,991,361.78
5. Step 5: Solve for x
   x = 193,991,361.78/17,511.21
6. Step 6: Final answer
   x = 11,078.12