Finding the Fourth Proportional to 11,439.33, 17,134.00 and 4,755.56

Step by Step Solution

1. Step 1: Write the proportion equation
   11,439.33 : 17,134.00 = 4,755.56 : x
2. Step 2: Convert to fraction form
   11,439.33/17,134.00 = 4,755.56/x
3. Step 3: Cross multiply
   11,439.33x = 17,134.00 × 4,755.56
4. Step 4: Simplify right side
   11,439.33x = 81,481,741.26
5. Step 5: Solve for x
   x = 81,481,741.26/11,439.33
6. Step 6: Final answer
   x = 7,122.95