Finding the Fourth Proportional to 17,795.66, 24,555.39 and 10,139

Step by Step Solution

1. Step 1: Write the proportion equation
   17,795.66 : 24,555.39 = 10,139 : x
2. Step 2: Convert to fraction form
   17,795.66/24,555.39 = 10,139/x
3. Step 3: Cross multiply
   17,795.66x = 24,555.39 × 10,139
4. Step 4: Simplify right side
   17,795.66x = 248,967,099.21
5. Step 5: Solve for x
   x = 248,967,099.21/17,795.66
6. Step 6: Final answer
   x = 13,990.33