Finding the Fourth Proportional to 17,669.96, 26,504.72 and 5,189.54

Step by Step Solution

1. Step 1: Write the proportion equation
   17,669.96 : 26,504.72 = 5,189.54 : x
2. Step 2: Convert to fraction form
   17,669.96/26,504.72 = 5,189.54/x
3. Step 3: Cross multiply
   17,669.96x = 26,504.72 × 5,189.54
4. Step 4: Simplify right side
   17,669.96x = 137,547,146.16
5. Step 5: Solve for x
   x = 137,547,146.16/17,669.96
6. Step 6: Final answer
   x = 7,784.24