Finding the Fourth Proportional to 2,407.60, 3,607.35 and 2,059.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,407.60 : 3,607.35 = 2,059.30 : x
2. Step 2: Convert to fraction form
   2,407.60/3,607.35 = 2,059.30/x
3. Step 3: Cross multiply
   2,407.60x = 3,607.35 × 2,059.30
4. Step 4: Simplify right side
   2,407.60x = 7,428,615.86
5. Step 5: Solve for x
   x = 7,428,615.86/2,407.60
6. Step 6: Final answer
   x = 3,085.49