Finding the Fourth Proportional to 2,902.34, 4,355.61 and 2,245.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,902.34 : 4,355.61 = 2,245.86 : x
2. Step 2: Convert to fraction form
   2,902.34/4,355.61 = 2,245.86/x
3. Step 3: Cross multiply
   2,902.34x = 4,355.61 × 2,245.86
4. Step 4: Simplify right side
   2,902.34x = 9,782,090.27
5. Step 5: Solve for x
   x = 9,782,090.27/2,902.34
6. Step 6: Final answer
   x = 3,370.42