Finding the Fourth Proportional to 11,754.95, 17,632.69 and 2,989.87

Step by Step Solution

1. Step 1: Write the proportion equation
   11,754.95 : 17,632.69 = 2,989.87 : x
2. Step 2: Convert to fraction form
   11,754.95/17,632.69 = 2,989.87/x
3. Step 3: Cross multiply
   11,754.95x = 17,632.69 × 2,989.87
4. Step 4: Simplify right side
   11,754.95x = 52,719,411.69
5. Step 5: Solve for x
   x = 52,719,411.69/11,754.95
6. Step 6: Final answer
   x = 4,484.87