Finding the Fourth Proportional to 2,958.01, 4,080.61 and 1,840.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,958.01 : 4,080.61 = 1,840.25 : x
2. Step 2: Convert to fraction form
   2,958.01/4,080.61 = 1,840.25/x
3. Step 3: Cross multiply
   2,958.01x = 4,080.61 × 1,840.25
4. Step 4: Simplify right side
   2,958.01x = 7,509,342.55
5. Step 5: Solve for x
   x = 7,509,342.55/2,958.01
6. Step 6: Final answer
   x = 2,538.65