Finding the Fourth Proportional to 10,018.06, 15,029.55 and 7,062.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,018.06 : 15,029.55 = 7,062.28 : x
2. Step 2: Convert to fraction form
   10,018.06/15,029.55 = 7,062.28/x
3. Step 3: Cross multiply
   10,018.06x = 15,029.55 × 7,062.28
4. Step 4: Simplify right side
   10,018.06x = 106,142,890.37
5. Step 5: Solve for x
   x = 106,142,890.37/10,018.06
6. Step 6: Final answer
   x = 10,595.15