Finding the Fourth Proportional to 17,106.79, 25,624.18 and 8,761.45

Step by Step Solution

1. Step 1: Write the proportion equation
   17,106.79 : 25,624.18 = 8,761.45 : x
2. Step 2: Convert to fraction form
   17,106.79/25,624.18 = 8,761.45/x
3. Step 3: Cross multiply
   17,106.79x = 25,624.18 × 8,761.45
4. Step 4: Simplify right side
   17,106.79x = 224,504,971.86
5. Step 5: Solve for x
   x = 224,504,971.86/17,106.79
6. Step 6: Final answer
   x = 13,123.73