Finding the Fourth Proportional to 1,845.42, 2,753.86 and 1,648.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,845.42 : 2,753.86 = 1,648.30 : x
2. Step 2: Convert to fraction form
   1,845.42/2,753.86 = 1,648.30/x
3. Step 3: Cross multiply
   1,845.42x = 2,753.86 × 1,648.30
4. Step 4: Simplify right side
   1,845.42x = 4,539,165.43
5. Step 5: Solve for x
   x = 4,539,165.43/1,845.42
6. Step 6: Final answer
   x = 2,459.69