Finding the Fourth Proportional to 11,389.74, 17,085.82 and 4,816.59

Step by Step Solution

1. Step 1: Write the proportion equation
   11,389.74 : 17,085.82 = 4,816.59 : x
2. Step 2: Convert to fraction form
   11,389.74/17,085.82 = 4,816.59/x
3. Step 3: Cross multiply
   11,389.74x = 17,085.82 × 4,816.59
4. Step 4: Simplify right side
   11,389.74x = 82,295,322.67
5. Step 5: Solve for x
   x = 82,295,322.67/11,389.74
6. Step 6: Final answer
   x = 7,225.39