Finding the Fourth Proportional to 9,039.05, 12,473.31 and 5,059.49

Step by Step Solution

1. Step 1: Write the proportion equation
   9,039.05 : 12,473.31 = 5,059.49 : x
2. Step 2: Convert to fraction form
   9,039.05/12,473.31 = 5,059.49/x
3. Step 3: Cross multiply
   9,039.05x = 12,473.31 × 5,059.49
4. Step 4: Simplify right side
   9,039.05x = 63,108,587.21
5. Step 5: Solve for x
   x = 63,108,587.21/9,039.05
6. Step 6: Final answer
   x = 6,981.77