Finding the Fourth Proportional to 17,389.05, 26,088.45 and 5,710.47

Step by Step Solution

1. Step 1: Write the proportion equation
   17,389.05 : 26,088.45 = 5,710.47 : x
2. Step 2: Convert to fraction form
   17,389.05/26,088.45 = 5,710.47/x
3. Step 3: Cross multiply
   17,389.05x = 26,088.45 × 5,710.47
4. Step 4: Simplify right side
   17,389.05x = 148,977,191.83
5. Step 5: Solve for x
   x = 148,977,191.83/17,389.05
6. Step 6: Final answer
   x = 8,567.30