Finding the Fourth Proportional to 1,301.16, 1,941.92 and 1,191

Step by Step Solution

1. Step 1: Write the proportion equation
   1,301.16 : 1,941.92 = 1,191 : x
2. Step 2: Convert to fraction form
   1,301.16/1,941.92 = 1,191/x
3. Step 3: Cross multiply
   1,301.16x = 1,941.92 × 1,191
4. Step 4: Simplify right side
   1,301.16x = 2,312,826.72
5. Step 5: Solve for x
   x = 2,312,826.72/1,301.16
6. Step 6: Final answer
   x = 1,777.51