Finding the Fourth Proportional to 17,389.19, 26,085.83 and 5,538.82

Step by Step Solution

1. Step 1: Write the proportion equation
   17,389.19 : 26,085.83 = 5,538.82 : x
2. Step 2: Convert to fraction form
   17,389.19/26,085.83 = 5,538.82/x
3. Step 3: Cross multiply
   17,389.19x = 26,085.83 × 5,538.82
4. Step 4: Simplify right side
   17,389.19x = 144,484,624.01
5. Step 5: Solve for x
   x = 144,484,624.01/17,389.19
6. Step 6: Final answer
   x = 8,308.87