Finding the Fourth Proportional to 2,475.84, 3,714.72 and 1,088.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,475.84 : 3,714.72 = 1,088.64 : x
2. Step 2: Convert to fraction form
   2,475.84/3,714.72 = 1,088.64/x
3. Step 3: Cross multiply
   2,475.84x = 3,714.72 × 1,088.64
4. Step 4: Simplify right side
   2,475.84x = 4,043,992.78
5. Step 5: Solve for x
   x = 4,043,992.78/2,475.84
6. Step 6: Final answer
   x = 1,633.38