Finding the Fourth Proportional to 11,406.17, 17,111.97 and 3,614.99

Step by Step Solution

1. Step 1: Write the proportion equation
   11,406.17 : 17,111.97 = 3,614.99 : x
2. Step 2: Convert to fraction form
   11,406.17/17,111.97 = 3,614.99/x
3. Step 3: Cross multiply
   11,406.17x = 17,111.97 × 3,614.99
4. Step 4: Simplify right side
   11,406.17x = 61,859,514.87
5. Step 5: Solve for x
   x = 61,859,514.87/11,406.17
6. Step 6: Final answer
   x = 5,423.34