Finding the Fourth Proportional to 8,642.82, 11,927.25 and 5,106.03

Step by Step Solution

1. Step 1: Write the proportion equation
   8,642.82 : 11,927.25 = 5,106.03 : x
2. Step 2: Convert to fraction form
   8,642.82/11,927.25 = 5,106.03/x
3. Step 3: Cross multiply
   8,642.82x = 11,927.25 × 5,106.03
4. Step 4: Simplify right side
   8,642.82x = 60,900,885.14
5. Step 5: Solve for x
   x = 60,900,885.14/8,642.82
6. Step 6: Final answer
   x = 7,046.42