Finding the Fourth Proportional to 12,925.20, 17,843.55 and 8,698.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,925.20 : 17,843.55 = 8,698.48 : x
2. Step 2: Convert to fraction form
   12,925.20/17,843.55 = 8,698.48/x
3. Step 3: Cross multiply
   12,925.20x = 17,843.55 × 8,698.48
4. Step 4: Simplify right side
   12,925.20x = 155,211,719.31
5. Step 5: Solve for x
   x = 155,211,719.31/12,925.20
6. Step 6: Final answer
   x = 12,008.46