Finding the Fourth Proportional to 8,901.18, 12,283.92 and 5,365.53

Step by Step Solution

1. Step 1: Write the proportion equation
   8,901.18 : 12,283.92 = 5,365.53 : x
2. Step 2: Convert to fraction form
   8,901.18/12,283.92 = 5,365.53/x
3. Step 3: Cross multiply
   8,901.18x = 12,283.92 × 5,365.53
4. Step 4: Simplify right side
   8,901.18x = 65,909,741.28
5. Step 5: Solve for x
   x = 65,909,741.28/8,901.18
6. Step 6: Final answer
   x = 7,404.61