Finding the Fourth Proportional to 11,817.16, 17,726.38 and 4,796.15

Step by Step Solution

1. Step 1: Write the proportion equation
   11,817.16 : 17,726.38 = 4,796.15 : x
2. Step 2: Convert to fraction form
   11,817.16/17,726.38 = 4,796.15/x
3. Step 3: Cross multiply
   11,817.16x = 17,726.38 × 4,796.15
4. Step 4: Simplify right side
   11,817.16x = 85,018,276.81
5. Step 5: Solve for x
   x = 85,018,276.81/11,817.16
6. Step 6: Final answer
   x = 7,194.48