Finding the Fourth Proportional to 10,820.43, 16,227.32 and 4,580.37

Step by Step Solution

1. Step 1: Write the proportion equation
   10,820.43 : 16,227.32 = 4,580.37 : x
2. Step 2: Convert to fraction form
   10,820.43/16,227.32 = 4,580.37/x
3. Step 3: Cross multiply
   10,820.43x = 16,227.32 × 4,580.37
4. Step 4: Simplify right side
   10,820.43x = 74,327,106.81
5. Step 5: Solve for x
   x = 74,327,106.81/10,820.43
6. Step 6: Final answer
   x = 6,869.15