Finding the Fourth Proportional to 1,435.87, 2,152.26 and 940.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,435.87 : 2,152.26 = 940.72 : x
2. Step 2: Convert to fraction form
   1,435.87/2,152.26 = 940.72/x
3. Step 3: Cross multiply
   1,435.87x = 2,152.26 × 940.72
4. Step 4: Simplify right side
   1,435.87x = 2,024,674.03
5. Step 5: Solve for x
   x = 2,024,674.03/1,435.87
6. Step 6: Final answer
   x = 1,410.07