Finding the Fourth Proportional to 2,520.50, 3,781.30 and 1,060.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,520.50 : 3,781.30 = 1,060.88 : x
2. Step 2: Convert to fraction form
   2,520.50/3,781.30 = 1,060.88/x
3. Step 3: Cross multiply
   2,520.50x = 3,781.30 × 1,060.88
4. Step 4: Simplify right side
   2,520.50x = 4,011,505.54
5. Step 5: Solve for x
   x = 4,011,505.54/2,520.50
6. Step 6: Final answer
   x = 1,591.55