Finding the Fourth Proportional to 10,820.93, 16,232.77 and 3,422.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,820.93 : 16,232.77 = 3,422.72 : x
2. Step 2: Convert to fraction form
   10,820.93/16,232.77 = 3,422.72/x
3. Step 3: Cross multiply
   10,820.93x = 16,232.77 × 3,422.72
4. Step 4: Simplify right side
   10,820.93x = 55,560,258.56
5. Step 5: Solve for x
   x = 55,560,258.56/10,820.93
6. Step 6: Final answer
   x = 5,134.52