Finding the Fourth Proportional to 8,333.40, 12,503.74 and 3,654.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,333.40 : 12,503.74 = 3,654.42 : x
2. Step 2: Convert to fraction form
   8,333.40/12,503.74 = 3,654.42/x
3. Step 3: Cross multiply
   8,333.40x = 12,503.74 × 3,654.42
4. Step 4: Simplify right side
   8,333.40x = 45,693,917.53
5. Step 5: Solve for x
   x = 45,693,917.53/8,333.40
6. Step 6: Final answer
   x = 5,483.23