Finding the Fourth Proportional to 12,747.06, 17,592.71 and 7,442.06

Step by Step Solution

1. Step 1: Write the proportion equation
   12,747.06 : 17,592.71 = 7,442.06 : x
2. Step 2: Convert to fraction form
   12,747.06/17,592.71 = 7,442.06/x
3. Step 3: Cross multiply
   12,747.06x = 17,592.71 × 7,442.06
4. Step 4: Simplify right side
   12,747.06x = 130,925,878.21
5. Step 5: Solve for x
   x = 130,925,878.21/12,747.06
6. Step 6: Final answer
   x = 10,271.06