Finding the Fourth Proportional to 10,589.82, 15,887.37 and 7,475.94

Step by Step Solution

1. Step 1: Write the proportion equation
   10,589.82 : 15,887.37 = 7,475.94 : x
2. Step 2: Convert to fraction form
   10,589.82/15,887.37 = 7,475.94/x
3. Step 3: Cross multiply
   10,589.82x = 15,887.37 × 7,475.94
4. Step 4: Simplify right side
   10,589.82x = 118,773,024.88
5. Step 5: Solve for x
   x = 118,773,024.88/10,589.82
6. Step 6: Final answer
   x = 11,215.77