Finding the Fourth Proportional to 9,704.34, 13,392.12 and 5,511.78

Step by Step Solution

1. Step 1: Write the proportion equation
   9,704.34 : 13,392.12 = 5,511.78 : x
2. Step 2: Convert to fraction form
   9,704.34/13,392.12 = 5,511.78/x
3. Step 3: Cross multiply
   9,704.34x = 13,392.12 × 5,511.78
4. Step 4: Simplify right side
   9,704.34x = 73,814,419.17
5. Step 5: Solve for x
   x = 73,814,419.17/9,704.34
6. Step 6: Final answer
   x = 7,606.33