Finding the Fourth Proportional to 11,980.01, 17,962.25 and 4,958.12

Step by Step Solution

1. Step 1: Write the proportion equation
   11,980.01 : 17,962.25 = 4,958.12 : x
2. Step 2: Convert to fraction form
   11,980.01/17,962.25 = 4,958.12/x
3. Step 3: Cross multiply
   11,980.01x = 17,962.25 × 4,958.12
4. Step 4: Simplify right side
   11,980.01x = 89,058,990.97
5. Step 5: Solve for x
   x = 89,058,990.97/11,980.01
6. Step 6: Final answer
   x = 7,433.97