Finding the Fourth Proportional to 23,679.72, 35,525.35 and 7,884.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,679.72 : 35,525.35 = 7,884.72 : x
2. Step 2: Convert to fraction form
   23,679.72/35,525.35 = 7,884.72/x
3. Step 3: Cross multiply
   23,679.72x = 35,525.35 × 7,884.72
4. Step 4: Simplify right side
   23,679.72x = 280,107,437.65
5. Step 5: Solve for x
   x = 280,107,437.65/23,679.72
6. Step 6: Final answer
   x = 11,829.00