Finding the Fourth Proportional to 13,967.06, 19,273.83 and 7,678.22

Step by Step Solution

1. Step 1: Write the proportion equation
   13,967.06 : 19,273.83 = 7,678.22 : x
2. Step 2: Convert to fraction form
   13,967.06/19,273.83 = 7,678.22/x
3. Step 3: Cross multiply
   13,967.06x = 19,273.83 × 7,678.22
4. Step 4: Simplify right side
   13,967.06x = 147,988,706.98
5. Step 5: Solve for x
   x = 147,988,706.98/13,967.06
6. Step 6: Final answer
   x = 10,595.55