Finding the Fourth Proportional to 2,039.57, 3,060.57 and 740.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,039.57 : 3,060.57 = 740.87 : x
2. Step 2: Convert to fraction form
   2,039.57/3,060.57 = 740.87/x
3. Step 3: Cross multiply
   2,039.57x = 3,060.57 × 740.87
4. Step 4: Simplify right side
   2,039.57x = 2,267,484.50
5. Step 5: Solve for x
   x = 2,267,484.50/2,039.57
6. Step 6: Final answer
   x = 1,111.75