Finding the Fourth Proportional to 9,801.06, 13,527.81 and 5,611.74

Step by Step Solution

1. Step 1: Write the proportion equation
   9,801.06 : 13,527.81 = 5,611.74 : x
2. Step 2: Convert to fraction form
   9,801.06/13,527.81 = 5,611.74/x
3. Step 3: Cross multiply
   9,801.06x = 13,527.81 × 5,611.74
4. Step 4: Simplify right side
   9,801.06x = 75,914,552.49
5. Step 5: Solve for x
   x = 75,914,552.49/9,801.06
6. Step 6: Final answer
   x = 7,745.55