Finding the Fourth Proportional to 9,300.14, 13,939.64 and 4,623.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,300.14 : 13,939.64 = 4,623.42 : x
2. Step 2: Convert to fraction form
   9,300.14/13,939.64 = 4,623.42/x
3. Step 3: Cross multiply
   9,300.14x = 13,939.64 × 4,623.42
4. Step 4: Simplify right side
   9,300.14x = 64,448,810.37
5. Step 5: Solve for x
   x = 64,448,810.37/9,300.14
6. Step 6: Final answer
   x = 6,929.88