Finding the Fourth Proportional to 1,653.89, 2,477.59 and 1,365.53

Step by Step Solution

1. Step 1: Write the proportion equation
   1,653.89 : 2,477.59 = 1,365.53 : x
2. Step 2: Convert to fraction form
   1,653.89/2,477.59 = 1,365.53/x
3. Step 3: Cross multiply
   1,653.89x = 2,477.59 × 1,365.53
4. Step 4: Simplify right side
   1,653.89x = 3,383,207.67
5. Step 5: Solve for x
   x = 3,383,207.67/1,653.89
6. Step 6: Final answer
   x = 2,045.61