Finding the Fourth Proportional to 17,488.32, 26,237.34 and 7,628.46

Step by Step Solution

1. Step 1: Write the proportion equation
   17,488.32 : 26,237.34 = 7,628.46 : x
2. Step 2: Convert to fraction form
   17,488.32/26,237.34 = 7,628.46/x
3. Step 3: Cross multiply
   17,488.32x = 26,237.34 × 7,628.46
4. Step 4: Simplify right side
   17,488.32x = 200,150,498.70
5. Step 5: Solve for x
   x = 200,150,498.70/17,488.32
6. Step 6: Final answer
   x = 11,444.81