Finding the Fourth Proportional to 11,164.89, 16,733.01 and 4,920.87

Step by Step Solution

1. Step 1: Write the proportion equation
   11,164.89 : 16,733.01 = 4,920.87 : x
2. Step 2: Convert to fraction form
   11,164.89/16,733.01 = 4,920.87/x
3. Step 3: Cross multiply
   11,164.89x = 16,733.01 × 4,920.87
4. Step 4: Simplify right side
   11,164.89x = 82,340,966.92
5. Step 5: Solve for x
   x = 82,340,966.92/11,164.89
6. Step 6: Final answer
   x = 7,374.99