Finding the Fourth Proportional to 3,730.84, 5,147.51 and 2,405.32

Step by Step Solution

1. Step 1: Write the proportion equation
   3,730.84 : 5,147.51 = 2,405.32 : x
2. Step 2: Convert to fraction form
   3,730.84/5,147.51 = 2,405.32/x
3. Step 3: Cross multiply
   3,730.84x = 5,147.51 × 2,405.32
4. Step 4: Simplify right side
   3,730.84x = 12,381,383.86
5. Step 5: Solve for x
   x = 12,381,383.86/3,730.84
6. Step 6: Final answer
   x = 3,318.66