Finding the Fourth Proportional to 11,802.77, 17,691.76 and 5,947.10

Step by Step Solution

1. Step 1: Write the proportion equation
   11,802.77 : 17,691.76 = 5,947.10 : x
2. Step 2: Convert to fraction form
   11,802.77/17,691.76 = 5,947.10/x
3. Step 3: Cross multiply
   11,802.77x = 17,691.76 × 5,947.10
4. Step 4: Simplify right side
   11,802.77x = 105,214,665.90
5. Step 5: Solve for x
   x = 105,214,665.90/11,802.77
6. Step 6: Final answer
   x = 8,914.40