Finding the Fourth Proportional to 8,443.67, 12,656.98 and 4,058.74

Step by Step Solution

1. Step 1: Write the proportion equation
   8,443.67 : 12,656.98 = 4,058.74 : x
2. Step 2: Convert to fraction form
   8,443.67/12,656.98 = 4,058.74/x
3. Step 3: Cross multiply
   8,443.67x = 12,656.98 × 4,058.74
4. Step 4: Simplify right side
   8,443.67x = 51,371,307.43
5. Step 5: Solve for x
   x = 51,371,307.43/8,443.67
6. Step 6: Final answer
   x = 6,084.00