Finding the Fourth Proportional to 2,500.81, 3,750.18 and 940.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,500.81 : 3,750.18 = 940.01 : x
2. Step 2: Convert to fraction form
   2,500.81/3,750.18 = 940.01/x
3. Step 3: Cross multiply
   2,500.81x = 3,750.18 × 940.01
4. Step 4: Simplify right side
   2,500.81x = 3,525,210.81
5. Step 5: Solve for x
   x = 3,525,210.81/2,500.81
6. Step 6: Final answer
   x = 1,409.63