Finding the Fourth Proportional to 1,411.80, 2,116.08 and 1,152.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,411.80 : 2,116.08 = 1,152.34 : x
2. Step 2: Convert to fraction form
   1,411.80/2,116.08 = 1,152.34/x
3. Step 3: Cross multiply
   1,411.80x = 2,116.08 × 1,152.34
4. Step 4: Simplify right side
   1,411.80x = 2,438,443.63
5. Step 5: Solve for x
   x = 2,438,443.63/1,411.80
6. Step 6: Final answer
   x = 1,727.19