Finding the Fourth Proportional to 12,051.18, 16,630.78 and 7,271.37

Step by Step Solution

1. Step 1: Write the proportion equation
   12,051.18 : 16,630.78 = 7,271.37 : x
2. Step 2: Convert to fraction form
   12,051.18/16,630.78 = 7,271.37/x
3. Step 3: Cross multiply
   12,051.18x = 16,630.78 × 7,271.37
4. Step 4: Simplify right side
   12,051.18x = 120,928,554.77
5. Step 5: Solve for x
   x = 120,928,554.77/12,051.18
6. Step 6: Final answer
   x = 10,034.58