Finding the Fourth Proportional to 10,547.78, 14,556.56 and 6,071.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,547.78 : 14,556.56 = 6,071.42 : x
2. Step 2: Convert to fraction form
   10,547.78/14,556.56 = 6,071.42/x
3. Step 3: Cross multiply
   10,547.78x = 14,556.56 × 6,071.42
4. Step 4: Simplify right side
   10,547.78x = 88,378,989.52
5. Step 5: Solve for x
   x = 88,378,989.52/10,547.78
6. Step 6: Final answer
   x = 8,378.92