Finding the Fourth Proportional to 7,667.31, 10,581.06 and 4,684.79

Step by Step Solution

1. Step 1: Write the proportion equation
   7,667.31 : 10,581.06 = 4,684.79 : x
2. Step 2: Convert to fraction form
   7,667.31/10,581.06 = 4,684.79/x
3. Step 3: Cross multiply
   7,667.31x = 10,581.06 × 4,684.79
4. Step 4: Simplify right side
   7,667.31x = 49,570,100.48
5. Step 5: Solve for x
   x = 49,570,100.48/7,667.31
6. Step 6: Final answer
   x = 6,465.12