Finding the Fourth Proportional to 11,238.11, 16,834.58 and 5,598.78

Step by Step Solution

1. Step 1: Write the proportion equation
   11,238.11 : 16,834.58 = 5,598.78 : x
2. Step 2: Convert to fraction form
   11,238.11/16,834.58 = 5,598.78/x
3. Step 3: Cross multiply
   11,238.11x = 16,834.58 × 5,598.78
4. Step 4: Simplify right side
   11,238.11x = 94,253,109.81
5. Step 5: Solve for x
   x = 94,253,109.81/11,238.11
6. Step 6: Final answer
   x = 8,386.92