Finding the Fourth Proportional to 9,852.89, 14,774.67 and 3,611.23

Step by Step Solution

1. Step 1: Write the proportion equation
   9,852.89 : 14,774.67 = 3,611.23 : x
2. Step 2: Convert to fraction form
   9,852.89/14,774.67 = 3,611.23/x
3. Step 3: Cross multiply
   9,852.89x = 14,774.67 × 3,611.23
4. Step 4: Simplify right side
   9,852.89x = 53,354,694.61
5. Step 5: Solve for x
   x = 53,354,694.61/9,852.89
6. Step 6: Final answer
   x = 5,415.13