Finding the Fourth Proportional to 11,748.10, 17,618.05 and 4,726.29

Step by Step Solution

1. Step 1: Write the proportion equation
   11,748.10 : 17,618.05 = 4,726.29 : x
2. Step 2: Convert to fraction form
   11,748.10/17,618.05 = 4,726.29/x
3. Step 3: Cross multiply
   11,748.10x = 17,618.05 × 4,726.29
4. Step 4: Simplify right side
   11,748.10x = 83,268,013.53
5. Step 5: Solve for x
   x = 83,268,013.53/11,748.10
6. Step 6: Final answer
   x = 7,087.79