Finding the Fourth Proportional to 7,667.47, 11,492.51 and 3,454.17

Step by Step Solution

1. Step 1: Write the proportion equation
   7,667.47 : 11,492.51 = 3,454.17 : x
2. Step 2: Convert to fraction form
   7,667.47/11,492.51 = 3,454.17/x
3. Step 3: Cross multiply
   7,667.47x = 11,492.51 × 3,454.17
4. Step 4: Simplify right side
   7,667.47x = 39,697,083.27
5. Step 5: Solve for x
   x = 39,697,083.27/7,667.47
6. Step 6: Final answer
   x = 5,177.34