Finding the Fourth Proportional to 11,965, 17,956.82 and 4,574.70

Step by Step Solution

1. Step 1: Write the proportion equation
   11,965 : 17,956.82 = 4,574.70 : x
2. Step 2: Convert to fraction form
   11,965/17,956.82 = 4,574.70/x
3. Step 3: Cross multiply
   11,965x = 17,956.82 × 4,574.70
4. Step 4: Simplify right side
   11,965x = 82,147,064.45
5. Step 5: Solve for x
   x = 82,147,064.45/11,965
6. Step 6: Final answer
   x = 6,865.61