Finding the Fourth Proportional to 8,903.95, 12,283.59 and 5,365.15

Step by Step Solution

1. Step 1: Write the proportion equation
   8,903.95 : 12,283.59 = 5,365.15 : x
2. Step 2: Convert to fraction form
   8,903.95/12,283.59 = 5,365.15/x
3. Step 3: Cross multiply
   8,903.95x = 12,283.59 × 5,365.15
4. Step 4: Simplify right side
   8,903.95x = 65,903,302.89
5. Step 5: Solve for x
   x = 65,903,302.89/8,903.95
6. Step 6: Final answer
   x = 7,401.58