Finding the Fourth Proportional to 11,406.80, 17,097.85 and 4,837.57

Step by Step Solution

1. Step 1: Write the proportion equation
   11,406.80 : 17,097.85 = 4,837.57 : x
2. Step 2: Convert to fraction form
   11,406.80/17,097.85 = 4,837.57/x
3. Step 3: Cross multiply
   11,406.80x = 17,097.85 × 4,837.57
4. Step 4: Simplify right side
   11,406.80x = 82,712,046.22
5. Step 5: Solve for x
   x = 82,712,046.22/11,406.80
6. Step 6: Final answer
   x = 7,251.12