Finding the Fourth Proportional to 8,333.28, 12,499.65 and 3,402.96

Step by Step Solution

1. Step 1: Write the proportion equation
   8,333.28 : 12,499.65 = 3,402.96 : x
2. Step 2: Convert to fraction form
   8,333.28/12,499.65 = 3,402.96/x
3. Step 3: Cross multiply
   8,333.28x = 12,499.65 × 3,402.96
4. Step 4: Simplify right side
   8,333.28x = 42,535,808.96
5. Step 5: Solve for x
   x = 42,535,808.96/8,333.28
6. Step 6: Final answer
   x = 5,104.33