Finding the Fourth Proportional to 9,242.04, 12,754.54 and 5,705.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,242.04 : 12,754.54 = 5,705.31 : x
2. Step 2: Convert to fraction form
   9,242.04/12,754.54 = 5,705.31/x
3. Step 3: Cross multiply
   9,242.04x = 12,754.54 × 5,705.31
4. Step 4: Simplify right side
   9,242.04x = 72,768,604.61
5. Step 5: Solve for x
   x = 72,768,604.61/9,242.04
6. Step 6: Final answer
   x = 7,873.65