Finding the Fourth Proportional to 10,503.56, 14,494.74 and 5,788.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,503.56 : 14,494.74 = 5,788.28 : x
2. Step 2: Convert to fraction form
   10,503.56/14,494.74 = 5,788.28/x
3. Step 3: Cross multiply
   10,503.56x = 14,494.74 × 5,788.28
4. Step 4: Simplify right side
   10,503.56x = 83,899,613.65
5. Step 5: Solve for x
   x = 83,899,613.65/10,503.56
6. Step 6: Final answer
   x = 7,987.73