Finding the Fourth Proportional to 2,421.99, 3,632.16 and 940.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,421.99 : 3,632.16 = 940.87 : x
2. Step 2: Convert to fraction form
   2,421.99/3,632.16 = 940.87/x
3. Step 3: Cross multiply
   2,421.99x = 3,632.16 × 940.87
4. Step 4: Simplify right side
   2,421.99x = 3,417,376.89
5. Step 5: Solve for x
   x = 3,417,376.89/2,421.99
6. Step 6: Final answer
   x = 1,410.98