Finding the Fourth Proportional to 10,678.37, 16,017.62 and 7,003.94

Step by Step Solution

1. Step 1: Write the proportion equation
   10,678.37 : 16,017.62 = 7,003.94 : x
2. Step 2: Convert to fraction form
   10,678.37/16,017.62 = 7,003.94/x
3. Step 3: Cross multiply
   10,678.37x = 16,017.62 × 7,003.94
4. Step 4: Simplify right side
   10,678.37x = 112,186,334.32
5. Step 5: Solve for x
   x = 112,186,334.32/10,678.37
6. Step 6: Final answer
   x = 10,505.95