Finding the Fourth Proportional to 2,973.40, 4,105.35 and 1,854.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,973.40 : 4,105.35 = 1,854.59 : x
2. Step 2: Convert to fraction form
   2,973.40/4,105.35 = 1,854.59/x
3. Step 3: Cross multiply
   2,973.40x = 4,105.35 × 1,854.59
4. Step 4: Simplify right side
   2,973.40x = 7,613,720.53
5. Step 5: Solve for x
   x = 7,613,720.53/2,973.40
6. Step 6: Final answer
   x = 2,560.61