Finding the Fourth Proportional to 11,754.78, 17,633.30 and 3,434.60

Step by Step Solution

1. Step 1: Write the proportion equation
   11,754.78 : 17,633.30 = 3,434.60 : x
2. Step 2: Convert to fraction form
   11,754.78/17,633.30 = 3,434.60/x
3. Step 3: Cross multiply
   11,754.78x = 17,633.30 × 3,434.60
4. Step 4: Simplify right side
   11,754.78x = 60,563,406.89
5. Step 5: Solve for x
   x = 60,563,406.89/11,754.78
6. Step 6: Final answer
   x = 5,152.24