Finding the Fourth Proportional to 2,083.52, 2,875.91 and 1,199.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,083.52 : 2,875.91 = 1,199.91 : x
2. Step 2: Convert to fraction form
   2,083.52/2,875.91 = 1,199.91/x
3. Step 3: Cross multiply
   2,083.52x = 2,875.91 × 1,199.91
4. Step 4: Simplify right side
   2,083.52x = 3,450,827.17
5. Step 5: Solve for x
   x = 3,450,827.17/2,083.52
6. Step 6: Final answer
   x = 1,656.25