Finding the Fourth Proportional to 28,369.02, 42,540.98 and 10,826.58

Step by Step Solution

1. Step 1: Write the proportion equation
   28,369.02 : 42,540.98 = 10,826.58 : x
2. Step 2: Convert to fraction form
   28,369.02/42,540.98 = 10,826.58/x
3. Step 3: Cross multiply
   28,369.02x = 42,540.98 × 10,826.58
4. Step 4: Simplify right side
   28,369.02x = 460,573,323.25
5. Step 5: Solve for x
   x = 460,573,323.25/28,369.02
6. Step 6: Final answer
   x = 16,235.08