Finding the Fourth Proportional to 1,840.98, 2,541.72 and 1,142.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,840.98 : 2,541.72 = 1,142.76 : x
2. Step 2: Convert to fraction form
   1,840.98/2,541.72 = 1,142.76/x
3. Step 3: Cross multiply
   1,840.98x = 2,541.72 × 1,142.76
4. Step 4: Simplify right side
   1,840.98x = 2,904,575.95
5. Step 5: Solve for x
   x = 2,904,575.95/1,840.98
6. Step 6: Final answer
   x = 1,577.73