Finding the Fourth Proportional to 17,389.62, 26,091.72 and 5,704.02

Step by Step Solution

1. Step 1: Write the proportion equation
   17,389.62 : 26,091.72 = 5,704.02 : x
2. Step 2: Convert to fraction form
   17,389.62/26,091.72 = 5,704.02/x
3. Step 3: Cross multiply
   17,389.62x = 26,091.72 × 5,704.02
4. Step 4: Simplify right side
   17,389.62x = 148,827,692.71
5. Step 5: Solve for x
   x = 148,827,692.71/17,389.62
6. Step 6: Final answer
   x = 8,558.42