Finding the Fourth Proportional to 12,085.52, 16,678.43 and 7,048.94

Step by Step Solution

1. Step 1: Write the proportion equation
   12,085.52 : 16,678.43 = 7,048.94 : x
2. Step 2: Convert to fraction form
   12,085.52/16,678.43 = 7,048.94/x
3. Step 3: Cross multiply
   12,085.52x = 16,678.43 × 7,048.94
4. Step 4: Simplify right side
   12,085.52x = 117,565,186.59
5. Step 5: Solve for x
   x = 117,565,186.59/12,085.52
6. Step 6: Final answer
   x = 9,727.78