Finding the Fourth Proportional to 7,005.34, 9,667.54 and 4,315.57

Step by Step Solution

1. Step 1: Write the proportion equation
   7,005.34 : 9,667.54 = 4,315.57 : x
2. Step 2: Convert to fraction form
   7,005.34/9,667.54 = 4,315.57/x
3. Step 3: Cross multiply
   7,005.34x = 9,667.54 × 4,315.57
4. Step 4: Simplify right side
   7,005.34x = 41,720,902.55
5. Step 5: Solve for x
   x = 41,720,902.55/7,005.34
6. Step 6: Final answer
   x = 5,955.58