Finding the Fourth Proportional to 5,457.86, 7,531.83 and 2,973.86

Step by Step Solution

1. Step 1: Write the proportion equation
   5,457.86 : 7,531.83 = 2,973.86 : x
2. Step 2: Convert to fraction form
   5,457.86/7,531.83 = 2,973.86/x
3. Step 3: Cross multiply
   5,457.86x = 7,531.83 × 2,973.86
4. Step 4: Simplify right side
   5,457.86x = 22,398,570.30
5. Step 5: Solve for x
   x = 22,398,570.30/5,457.86
6. Step 6: Final answer
   x = 4,103.91