Finding the Fourth Proportional to 7,031.78, 10,533.56 and 3,337.59

Step by Step Solution

1. Step 1: Write the proportion equation
   7,031.78 : 10,533.56 = 3,337.59 : x
2. Step 2: Convert to fraction form
   7,031.78/10,533.56 = 3,337.59/x
3. Step 3: Cross multiply
   7,031.78x = 10,533.56 × 3,337.59
4. Step 4: Simplify right side
   7,031.78x = 35,156,687.83
5. Step 5: Solve for x
   x = 35,156,687.83/7,031.78
6. Step 6: Final answer
   x = 4,999.69