Finding the Fourth Proportional to 2,709.02, 4,064.34 and 1,411.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,709.02 : 4,064.34 = 1,411.40 : x
2. Step 2: Convert to fraction form
   2,709.02/4,064.34 = 1,411.40/x
3. Step 3: Cross multiply
   2,709.02x = 4,064.34 × 1,411.40
4. Step 4: Simplify right side
   2,709.02x = 5,736,409.48
5. Step 5: Solve for x
   x = 5,736,409.48/2,709.02
6. Step 6: Final answer
   x = 2,117.52