Finding the Fourth Proportional to 9,953.73, 13,738.23 and 5,705.46

Step by Step Solution

1. Step 1: Write the proportion equation
   9,953.73 : 13,738.23 = 5,705.46 : x
2. Step 2: Convert to fraction form
   9,953.73/13,738.23 = 5,705.46/x
3. Step 3: Cross multiply
   9,953.73x = 13,738.23 × 5,705.46
4. Step 4: Simplify right side
   9,953.73x = 78,382,921.74
5. Step 5: Solve for x
   x = 78,382,921.74/9,953.73
6. Step 6: Final answer
   x = 7,874.73