Finding the Fourth Proportional to 2,487.59, 3,730.16 and 927.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,487.59 : 3,730.16 = 927.53 : x
2. Step 2: Convert to fraction form
   2,487.59/3,730.16 = 927.53/x
3. Step 3: Cross multiply
   2,487.59x = 3,730.16 × 927.53
4. Step 4: Simplify right side
   2,487.59x = 3,459,816.65
5. Step 5: Solve for x
   x = 3,459,816.65/2,487.59
6. Step 6: Final answer
   x = 1,390.83