Finding the Fourth Proportional to 10,118.82, 15,174.59 and 4,275.89

Step by Step Solution

1. Step 1: Write the proportion equation
   10,118.82 : 15,174.59 = 4,275.89 : x
2. Step 2: Convert to fraction form
   10,118.82/15,174.59 = 4,275.89/x
3. Step 3: Cross multiply
   10,118.82x = 15,174.59 × 4,275.89
4. Step 4: Simplify right side
   10,118.82x = 64,884,780.38
5. Step 5: Solve for x
   x = 64,884,780.38/10,118.82
6. Step 6: Final answer
   x = 6,412.29