Finding the Fourth Proportional to 1,348.46, 1,859.56 and 1,053.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,348.46 : 1,859.56 = 1,053.62 : x
2. Step 2: Convert to fraction form
   1,348.46/1,859.56 = 1,053.62/x
3. Step 3: Cross multiply
   1,348.46x = 1,859.56 × 1,053.62
4. Step 4: Simplify right side
   1,348.46x = 1,959,269.61
5. Step 5: Solve for x
   x = 1,959,269.61/1,348.46
6. Step 6: Final answer
   x = 1,452.97