Finding the Fourth Proportional to 2,657.61, 3,985.61 and 1,014.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,657.61 : 3,985.61 = 1,014.53 : x
2. Step 2: Convert to fraction form
   2,657.61/3,985.61 = 1,014.53/x
3. Step 3: Cross multiply
   2,657.61x = 3,985.61 × 1,014.53
4. Step 4: Simplify right side
   2,657.61x = 4,043,495.91
5. Step 5: Solve for x
   x = 4,043,495.91/2,657.61
6. Step 6: Final answer
   x = 1,521.48