Finding the Fourth Proportional to 2,130.48, 3,196.17 and 832.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,130.48 : 3,196.17 = 832.05 : x
2. Step 2: Convert to fraction form
   2,130.48/3,196.17 = 832.05/x
3. Step 3: Cross multiply
   2,130.48x = 3,196.17 × 832.05
4. Step 4: Simplify right side
   2,130.48x = 2,659,373.25
5. Step 5: Solve for x
   x = 2,659,373.25/2,130.48
6. Step 6: Final answer
   x = 1,248.25