Finding the Fourth Proportional to 17,672.47, 26,502.22 and 5,189.29

Step by Step Solution

1. Step 1: Write the proportion equation
   17,672.47 : 26,502.22 = 5,189.29 : x
2. Step 2: Convert to fraction form
   17,672.47/26,502.22 = 5,189.29/x
3. Step 3: Cross multiply
   17,672.47x = 26,502.22 × 5,189.29
4. Step 4: Simplify right side
   17,672.47x = 137,527,705.22
5. Step 5: Solve for x
   x = 137,527,705.22/17,672.47
6. Step 6: Final answer
   x = 7,782.03