Finding the Fourth Proportional to 5,671.98, 8,510.40 and 3,830.04

Step by Step Solution

1. Step 1: Write the proportion equation
   5,671.98 : 8,510.40 = 3,830.04 : x
2. Step 2: Convert to fraction form
   5,671.98/8,510.40 = 3,830.04/x
3. Step 3: Cross multiply
   5,671.98x = 8,510.40 × 3,830.04
4. Step 4: Simplify right side
   5,671.98x = 32,595,172.42
5. Step 5: Solve for x
   x = 32,595,172.42/5,671.98
6. Step 6: Final answer
   x = 5,746.70