Finding the Fourth Proportional to 9,038.78, 12,473.39 and 5,059.89

Step by Step Solution

1. Step 1: Write the proportion equation
   9,038.78 : 12,473.39 = 5,059.89 : x
2. Step 2: Convert to fraction form
   9,038.78/12,473.39 = 5,059.89/x
3. Step 3: Cross multiply
   9,038.78x = 12,473.39 × 5,059.89
4. Step 4: Simplify right side
   9,038.78x = 63,113,993.98
5. Step 5: Solve for x
   x = 63,113,993.98/9,038.78
6. Step 6: Final answer
   x = 6,982.58