Finding the Fourth Proportional to 12,741.76, 17,583.40 and 7,076.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,741.76 : 17,583.40 = 7,076.52 : x
2. Step 2: Convert to fraction form
   12,741.76/17,583.40 = 7,076.52/x
3. Step 3: Cross multiply
   12,741.76x = 17,583.40 × 7,076.52
4. Step 4: Simplify right side
   12,741.76x = 124,429,281.77
5. Step 5: Solve for x
   x = 124,429,281.77/12,741.76
6. Step 6: Final answer
   x = 9,765.47