Finding the Fourth Proportional to 8,973.29, 12,383.57 and 5,436.83

Step by Step Solution

1. Step 1: Write the proportion equation
   8,973.29 : 12,383.57 = 5,436.83 : x
2. Step 2: Convert to fraction form
   8,973.29/12,383.57 = 5,436.83/x
3. Step 3: Cross multiply
   8,973.29x = 12,383.57 × 5,436.83
4. Step 4: Simplify right side
   8,973.29x = 67,327,316.56
5. Step 5: Solve for x
   x = 67,327,316.56/8,973.29
6. Step 6: Final answer
   x = 7,503.08