Finding the Fourth Proportional to 3,687.32, 5,517.98 and 2,301.30

Step by Step Solution

1. Step 1: Write the proportion equation
   3,687.32 : 5,517.98 = 2,301.30 : x
2. Step 2: Convert to fraction form
   3,687.32/5,517.98 = 2,301.30/x
3. Step 3: Cross multiply
   3,687.32x = 5,517.98 × 2,301.30
4. Step 4: Simplify right side
   3,687.32x = 12,698,515.87
5. Step 5: Solve for x
   x = 12,698,515.87/3,687.32
6. Step 6: Final answer
   x = 3,443.84