Finding the Fourth Proportional to 2,499.63, 3,750.90 and 940.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,499.63 : 3,750.90 = 940.71 : x
2. Step 2: Convert to fraction form
   2,499.63/3,750.90 = 940.71/x
3. Step 3: Cross multiply
   2,499.63x = 3,750.90 × 940.71
4. Step 4: Simplify right side
   2,499.63x = 3,528,509.14
5. Step 5: Solve for x
   x = 3,528,509.14/2,499.63
6. Step 6: Final answer
   x = 1,411.61