Finding the Fourth Proportional to 11,673.77, 17,500.82 and 5,430.60

Step by Step Solution

1. Step 1: Write the proportion equation
   11,673.77 : 17,500.82 = 5,430.60 : x
2. Step 2: Convert to fraction form
   11,673.77/17,500.82 = 5,430.60/x
3. Step 3: Cross multiply
   11,673.77x = 17,500.82 × 5,430.60
4. Step 4: Simplify right side
   11,673.77x = 95,039,925.94
5. Step 5: Solve for x
   x = 95,039,925.94/11,673.77
6. Step 6: Final answer
   x = 8,141.33