Finding the Fourth Proportional to 17,708.50, 26,562.78 and 7,320.52

Step by Step Solution

1. Step 1: Write the proportion equation
   17,708.50 : 26,562.78 = 7,320.52 : x
2. Step 2: Convert to fraction form
   17,708.50/26,562.78 = 7,320.52/x
3. Step 3: Cross multiply
   17,708.50x = 26,562.78 × 7,320.52
4. Step 4: Simplify right side
   17,708.50x = 194,453,362.25
5. Step 5: Solve for x
   x = 194,453,362.25/17,708.50
6. Step 6: Final answer
   x = 10,980.79