Finding the Fourth Proportional to 11,406.51, 17,110.37 and 3,615.93

Step by Step Solution

1. Step 1: Write the proportion equation
   11,406.51 : 17,110.37 = 3,615.93 : x
2. Step 2: Convert to fraction form
   11,406.51/17,110.37 = 3,615.93/x
3. Step 3: Cross multiply
   11,406.51x = 17,110.37 × 3,615.93
4. Step 4: Simplify right side
   11,406.51x = 61,869,900.19
5. Step 5: Solve for x
   x = 61,869,900.19/11,406.51
6. Step 6: Final answer
   x = 5,424.09