Finding the Fourth Proportional to 17,457.67, 26,187.72 and 5,779.09

Step by Step Solution

1. Step 1: Write the proportion equation
   17,457.67 : 26,187.72 = 5,779.09 : x
2. Step 2: Convert to fraction form
   17,457.67/26,187.72 = 5,779.09/x
3. Step 3: Cross multiply
   17,457.67x = 26,187.72 × 5,779.09
4. Step 4: Simplify right side
   17,457.67x = 151,341,190.77
5. Step 5: Solve for x
   x = 151,341,190.77/17,457.67
6. Step 6: Final answer
   x = 8,669.04