Finding the Fourth Proportional to 9,936.30, 14,898.78 and 4,085.94

Step by Step Solution

1. Step 1: Write the proportion equation
   9,936.30 : 14,898.78 = 4,085.94 : x
2. Step 2: Convert to fraction form
   9,936.30/14,898.78 = 4,085.94/x
3. Step 3: Cross multiply
   9,936.30x = 14,898.78 × 4,085.94
4. Step 4: Simplify right side
   9,936.30x = 60,875,521.15
5. Step 5: Solve for x
   x = 60,875,521.15/9,936.30
6. Step 6: Final answer
   x = 6,126.58