Finding the Fourth Proportional to 17,780.81, 26,667.59 and 6,532.28

Step by Step Solution

1. Step 1: Write the proportion equation
   17,780.81 : 26,667.59 = 6,532.28 : x
2. Step 2: Convert to fraction form
   17,780.81/26,667.59 = 6,532.28/x
3. Step 3: Cross multiply
   17,780.81x = 26,667.59 × 6,532.28
4. Step 4: Simplify right side
   17,780.81x = 174,200,222.80
5. Step 5: Solve for x
   x = 174,200,222.80/17,780.81
6. Step 6: Final answer
   x = 9,797.09