Finding the Fourth Proportional to 1,601.83, 2,211.27 and 1,130.11

Step by Step Solution

1. Step 1: Write the proportion equation
   1,601.83 : 2,211.27 = 1,130.11 : x
2. Step 2: Convert to fraction form
   1,601.83/2,211.27 = 1,130.11/x
3. Step 3: Cross multiply
   1,601.83x = 2,211.27 × 1,130.11
4. Step 4: Simplify right side
   1,601.83x = 2,498,978.34
5. Step 5: Solve for x
   x = 2,498,978.34/1,601.83
6. Step 6: Final answer
   x = 1,560.08