Finding the Fourth Proportional to 8,900.83, 12,283.72 and 5,124.46

Step by Step Solution

1. Step 1: Write the proportion equation
   8,900.83 : 12,283.72 = 5,124.46 : x
2. Step 2: Convert to fraction form
   8,900.83/12,283.72 = 5,124.46/x
3. Step 3: Cross multiply
   8,900.83x = 12,283.72 × 5,124.46
4. Step 4: Simplify right side
   8,900.83x = 62,947,431.79
5. Step 5: Solve for x
   x = 62,947,431.79/8,900.83
6. Step 6: Final answer
   x = 7,072.09