Finding the Fourth Proportional to 2,402.05, 3,602.16 and 940.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,402.05 : 3,602.16 = 940.87 : x
2. Step 2: Convert to fraction form
   2,402.05/3,602.16 = 940.87/x
3. Step 3: Cross multiply
   2,402.05x = 3,602.16 × 940.87
4. Step 4: Simplify right side
   2,402.05x = 3,389,164.28
5. Step 5: Solve for x
   x = 3,389,164.28/2,402.05
6. Step 6: Final answer
   x = 1,410.95