Finding the Fourth Proportional to 10,485.38, 14,469.86 and 5,705.32

Step by Step Solution

1. Step 1: Write the proportion equation
   10,485.38 : 14,469.86 = 5,705.32 : x
2. Step 2: Convert to fraction form
   10,485.38/14,469.86 = 5,705.32/x
3. Step 3: Cross multiply
   10,485.38x = 14,469.86 × 5,705.32
4. Step 4: Simplify right side
   10,485.38x = 82,555,181.66
5. Step 5: Solve for x
   x = 82,555,181.66/10,485.38
6. Step 6: Final answer
   x = 7,873.36