Finding the Fourth Proportional to 1,411.11, 1,946.27 and 913.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,411.11 : 1,946.27 = 913.37 : x
2. Step 2: Convert to fraction form
   1,411.11/1,946.27 = 913.37/x
3. Step 3: Cross multiply
   1,411.11x = 1,946.27 × 913.37
4. Step 4: Simplify right side
   1,411.11x = 1,777,650.33
5. Step 5: Solve for x
   x = 1,777,650.33/1,411.11
6. Step 6: Final answer
   x = 1,259.75