Finding the Fourth Proportional to 12,300.60, 16,969.93 and 7,576.68

Step by Step Solution

1. Step 1: Write the proportion equation
   12,300.60 : 16,969.93 = 7,576.68 : x
2. Step 2: Convert to fraction form
   12,300.60/16,969.93 = 7,576.68/x
3. Step 3: Cross multiply
   12,300.60x = 16,969.93 × 7,576.68
4. Step 4: Simplify right side
   12,300.60x = 128,575,729.23
5. Step 5: Solve for x
   x = 128,575,729.23/12,300.60
6. Step 6: Final answer
   x = 10,452.80