Finding the Fourth Proportional to 1,141.86, 1,701.96 and 1,058.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,141.86 : 1,701.96 = 1,058.76 : x
2. Step 2: Convert to fraction form
   1,141.86/1,701.96 = 1,058.76/x
3. Step 3: Cross multiply
   1,141.86x = 1,701.96 × 1,058.76
4. Step 4: Simplify right side
   1,141.86x = 1,801,967.17
5. Step 5: Solve for x
   x = 1,801,967.17/1,141.86
6. Step 6: Final answer
   x = 1,578.10