Finding the Fourth Proportional to 5,788.10, 7,987.59 and 3,430.10

Step by Step Solution

1. Step 1: Write the proportion equation
   5,788.10 : 7,987.59 = 3,430.10 : x
2. Step 2: Convert to fraction form
   5,788.10/7,987.59 = 3,430.10/x
3. Step 3: Cross multiply
   5,788.10x = 7,987.59 × 3,430.10
4. Step 4: Simplify right side
   5,788.10x = 27,398,192.52
5. Step 5: Solve for x
   x = 27,398,192.52/5,788.10
6. Step 6: Final answer
   x = 4,733.54