Finding the Fourth Proportional to 10,443.58, 15,662.13 and 3,422.05

Step by Step Solution

1. Step 1: Write the proportion equation
   10,443.58 : 15,662.13 = 3,422.05 : x
2. Step 2: Convert to fraction form
   10,443.58/15,662.13 = 3,422.05/x
3. Step 3: Cross multiply
   10,443.58x = 15,662.13 × 3,422.05
4. Step 4: Simplify right side
   10,443.58x = 53,596,539.98
5. Step 5: Solve for x
   x = 53,596,539.98/10,443.58
6. Step 6: Final answer
   x = 5,132.01