Finding the Fourth Proportional to 12,043.58, 18,058.16 and 4,641.89

Step by Step Solution

1. Step 1: Write the proportion equation
   12,043.58 : 18,058.16 = 4,641.89 : x
2. Step 2: Convert to fraction form
   12,043.58/18,058.16 = 4,641.89/x
3. Step 3: Cross multiply
   12,043.58x = 18,058.16 × 4,641.89
4. Step 4: Simplify right side
   12,043.58x = 83,823,878.82
5. Step 5: Solve for x
   x = 83,823,878.82/12,043.58
6. Step 6: Final answer
   x = 6,960.05