Finding the Fourth Proportional to 11,964.83, 17,942.38 and 5,210.78

Step by Step Solution

1. Step 1: Write the proportion equation
   11,964.83 : 17,942.38 = 5,210.78 : x
2. Step 2: Convert to fraction form
   11,964.83/17,942.38 = 5,210.78/x
3. Step 3: Cross multiply
   11,964.83x = 17,942.38 × 5,210.78
4. Step 4: Simplify right side
   11,964.83x = 93,493,692.12
5. Step 5: Solve for x
   x = 93,493,692.12/11,964.83
6. Step 6: Final answer
   x = 7,814.05