Finding the Fourth Proportional to 2,348.34, 3,520.16 and 1,308.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,348.34 : 3,520.16 = 1,308.82 : x
2. Step 2: Convert to fraction form
   2,348.34/3,520.16 = 1,308.82/x
3. Step 3: Cross multiply
   2,348.34x = 3,520.16 × 1,308.82
4. Step 4: Simplify right side
   2,348.34x = 4,607,255.81
5. Step 5: Solve for x
   x = 4,607,255.81/2,348.34
6. Step 6: Final answer
   x = 1,961.92