Finding the Fourth Proportional to 1,343.98, 1,853.49 and 1,060.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,343.98 : 1,853.49 = 1,060.57 : x
2. Step 2: Convert to fraction form
   1,343.98/1,853.49 = 1,060.57/x
3. Step 3: Cross multiply
   1,343.98x = 1,853.49 × 1,060.57
4. Step 4: Simplify right side
   1,343.98x = 1,965,755.89
5. Step 5: Solve for x
   x = 1,965,755.89/1,343.98
6. Step 6: Final answer
   x = 1,462.64