Finding the Fourth Proportional to 9,804.06, 13,528.08 and 5,611.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,804.06 : 13,528.08 = 5,611.50 : x
2. Step 2: Convert to fraction form
   9,804.06/13,528.08 = 5,611.50/x
3. Step 3: Cross multiply
   9,804.06x = 13,528.08 × 5,611.50
4. Step 4: Simplify right side
   9,804.06x = 75,912,820.92
5. Step 5: Solve for x
   x = 75,912,820.92/9,804.06
6. Step 6: Final answer
   x = 7,743.00