Finding the Fourth Proportional to 2,498.64, 3,748.62 and 1,018.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,498.64 : 3,748.62 = 1,018.32 : x
2. Step 2: Convert to fraction form
   2,498.64/3,748.62 = 1,018.32/x
3. Step 3: Cross multiply
   2,498.64x = 3,748.62 × 1,018.32
4. Step 4: Simplify right side
   2,498.64x = 3,817,294.72
5. Step 5: Solve for x
   x = 3,817,294.72/2,498.64
6. Step 6: Final answer
   x = 1,527.75