Finding the Fourth Proportional to 2,487.60, 3,732.71 and 1,101.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,487.60 : 3,732.71 = 1,101.92 : x
2. Step 2: Convert to fraction form
   2,487.60/3,732.71 = 1,101.92/x
3. Step 3: Cross multiply
   2,487.60x = 3,732.71 × 1,101.92
4. Step 4: Simplify right side
   2,487.60x = 4,113,123.63
5. Step 5: Solve for x
   x = 4,113,123.63/2,487.60
6. Step 6: Final answer
   x = 1,653.45