Finding the Fourth Proportional to 9,188.56, 13,773.30 and 5,235.04

Step by Step Solution

1. Step 1: Write the proportion equation
   9,188.56 : 13,773.30 = 5,235.04 : x
2. Step 2: Convert to fraction form
   9,188.56/13,773.30 = 5,235.04/x
3. Step 3: Cross multiply
   9,188.56x = 13,773.30 × 5,235.04
4. Step 4: Simplify right side
   9,188.56x = 72,103,776.43
5. Step 5: Solve for x
   x = 72,103,776.43/9,188.56
6. Step 6: Final answer
   x = 7,847.12