Finding the Fourth Proportional to 8,429.67, 11,617.53 and 5,592.04

Step by Step Solution

1. Step 1: Write the proportion equation
   8,429.67 : 11,617.53 = 5,592.04 : x
2. Step 2: Convert to fraction form
   8,429.67/11,617.53 = 5,592.04/x
3. Step 3: Cross multiply
   8,429.67x = 11,617.53 × 5,592.04
4. Step 4: Simplify right side
   8,429.67x = 64,965,642.45
5. Step 5: Solve for x
   x = 64,965,642.45/8,429.67
6. Step 6: Final answer
   x = 7,706.78