Finding the Fourth Proportional to 20,925.06, 31,372.41 and 9,826.08

Step by Step Solution

1. Step 1: Write the proportion equation
   20,925.06 : 31,372.41 = 9,826.08 : x
2. Step 2: Convert to fraction form
   20,925.06/31,372.41 = 9,826.08/x
3. Step 3: Cross multiply
   20,925.06x = 31,372.41 × 9,826.08
4. Step 4: Simplify right side
   20,925.06x = 308,267,810.45
5. Step 5: Solve for x
   x = 308,267,810.45/20,925.06
6. Step 6: Final answer
   x = 14,731.99