Finding the Fourth Proportional to 1,653.88, 2,280.18 and 1,365.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,653.88 : 2,280.18 = 1,365.52 : x
2. Step 2: Convert to fraction form
   1,653.88/2,280.18 = 1,365.52/x
3. Step 3: Cross multiply
   1,653.88x = 2,280.18 × 1,365.52
4. Step 4: Simplify right side
   1,653.88x = 3,113,631.39
5. Step 5: Solve for x
   x = 3,113,631.39/1,653.88
6. Step 6: Final answer
   x = 1,882.62