Finding the Fourth Proportional to 5,468.53, 8,205.20 and 2,870.86

Step by Step Solution

1. Step 1: Write the proportion equation
   5,468.53 : 8,205.20 = 2,870.86 : x
2. Step 2: Convert to fraction form
   5,468.53/8,205.20 = 2,870.86/x
3. Step 3: Cross multiply
   5,468.53x = 8,205.20 × 2,870.86
4. Step 4: Simplify right side
   5,468.53x = 23,555,925.09
5. Step 5: Solve for x
   x = 23,555,925.09/5,468.53
6. Step 6: Final answer
   x = 4,307.55