Finding the Fourth Proportional to 2,073.08, 3,111.86 and 841.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,073.08 : 3,111.86 = 841.32 : x
2. Step 2: Convert to fraction form
   2,073.08/3,111.86 = 841.32/x
3. Step 3: Cross multiply
   2,073.08x = 3,111.86 × 841.32
4. Step 4: Simplify right side
   2,073.08x = 2,618,070.06
5. Step 5: Solve for x
   x = 2,618,070.06/2,073.08
6. Step 6: Final answer
   x = 1,262.89