Finding the Fourth Proportional to 10,424.58, 14,385.94 and 5,644.57

Step by Step Solution

1. Step 1: Write the proportion equation
   10,424.58 : 14,385.94 = 5,644.57 : x
2. Step 2: Convert to fraction form
   10,424.58/14,385.94 = 5,644.57/x
3. Step 3: Cross multiply
   10,424.58x = 14,385.94 × 5,644.57
4. Step 4: Simplify right side
   10,424.58x = 81,202,417.12
5. Step 5: Solve for x
   x = 81,202,417.12/10,424.58
6. Step 6: Final answer
   x = 7,789.52