Finding the Fourth Proportional to 1,889.55, 2,830.17 and 1,156.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,889.55 : 2,830.17 = 1,156.92 : x
2. Step 2: Convert to fraction form
   1,889.55/2,830.17 = 1,156.92/x
3. Step 3: Cross multiply
   1,889.55x = 2,830.17 × 1,156.92
4. Step 4: Simplify right side
   1,889.55x = 3,274,280.28
5. Step 5: Solve for x
   x = 3,274,280.28/1,889.55
6. Step 6: Final answer
   x = 1,732.84