Finding the Fourth Proportional to 11,870.14, 17,804.96 and 3,550.18

Step by Step Solution

1. Step 1: Write the proportion equation
   11,870.14 : 17,804.96 = 3,550.18 : x
2. Step 2: Convert to fraction form
   11,870.14/17,804.96 = 3,550.18/x
3. Step 3: Cross multiply
   11,870.14x = 17,804.96 × 3,550.18
4. Step 4: Simplify right side
   11,870.14x = 63,210,812.89
5. Step 5: Solve for x
   x = 63,210,812.89/11,870.14
6. Step 6: Final answer
   x = 5,325.20