Finding the Fourth Proportional to 5,674.83, 7,830.59 and 3,156.32

Step by Step Solution

1. Step 1: Write the proportion equation
   5,674.83 : 7,830.59 = 3,156.32 : x
2. Step 2: Convert to fraction form
   5,674.83/7,830.59 = 3,156.32/x
3. Step 3: Cross multiply
   5,674.83x = 7,830.59 × 3,156.32
4. Step 4: Simplify right side
   5,674.83x = 24,715,792.89
5. Step 5: Solve for x
   x = 24,715,792.89/5,674.83
6. Step 6: Final answer
   x = 4,355.34