Finding the Fourth Proportional to 2,058.95, 2,841.78 and 1,892.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,058.95 : 2,841.78 = 1,892.90 : x
2. Step 2: Convert to fraction form
   2,058.95/2,841.78 = 1,892.90/x
3. Step 3: Cross multiply
   2,058.95x = 2,841.78 × 1,892.90
4. Step 4: Simplify right side
   2,058.95x = 5,379,219.56
5. Step 5: Solve for x
   x = 5,379,219.56/2,058.95
6. Step 6: Final answer
   x = 2,612.60