Finding the Fourth Proportional to 8,526.33, 12,789.90 and 3,333.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,526.33 : 12,789.90 = 3,333.42 : x
2. Step 2: Convert to fraction form
   8,526.33/12,789.90 = 3,333.42/x
3. Step 3: Cross multiply
   8,526.33x = 12,789.90 × 3,333.42
4. Step 4: Simplify right side
   8,526.33x = 42,634,108.46
5. Step 5: Solve for x
   x = 42,634,108.46/8,526.33
6. Step 6: Final answer
   x = 5,000.29