Finding the Fourth Proportional to 8,780.25, 13,167.99 and 3,848.69

Step by Step Solution

1. Step 1: Write the proportion equation
   8,780.25 : 13,167.99 = 3,848.69 : x
2. Step 2: Convert to fraction form
   8,780.25/13,167.99 = 3,848.69/x
3. Step 3: Cross multiply
   8,780.25x = 13,167.99 × 3,848.69
4. Step 4: Simplify right side
   8,780.25x = 50,679,445.59
5. Step 5: Solve for x
   x = 50,679,445.59/8,780.25
6. Step 6: Final answer
   x = 5,771.98