Finding the Fourth Proportional to 12,976.16, 17,907.54 and 7,675.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,976.16 : 17,907.54 = 7,675.52 : x
2. Step 2: Convert to fraction form
   12,976.16/17,907.54 = 7,675.52/x
3. Step 3: Cross multiply
   12,976.16x = 17,907.54 × 7,675.52
4. Step 4: Simplify right side
   12,976.16x = 137,449,681.42
5. Step 5: Solve for x
   x = 137,449,681.42/12,976.16
6. Step 6: Final answer
   x = 10,592.48