Finding the Fourth Proportional to 1,359.48, 1,876.77 and 1,029.41

Step by Step Solution

1. Step 1: Write the proportion equation
   1,359.48 : 1,876.77 = 1,029.41 : x
2. Step 2: Convert to fraction form
   1,359.48/1,876.77 = 1,029.41/x
3. Step 3: Cross multiply
   1,359.48x = 1,876.77 × 1,029.41
4. Step 4: Simplify right side
   1,359.48x = 1,931,963.46
5. Step 5: Solve for x
   x = 1,931,963.46/1,359.48
6. Step 6: Final answer
   x = 1,421.10