Finding the Fourth Proportional to 5,555.69, 8,327.72 and 2,630.51

Step by Step Solution

1. Step 1: Write the proportion equation
   5,555.69 : 8,327.72 = 2,630.51 : x
2. Step 2: Convert to fraction form
   5,555.69/8,327.72 = 2,630.51/x
3. Step 3: Cross multiply
   5,555.69x = 8,327.72 × 2,630.51
4. Step 4: Simplify right side
   5,555.69x = 21,906,150.74
5. Step 5: Solve for x
   x = 21,906,150.74/5,555.69
6. Step 6: Final answer
   x = 3,943.01