Finding the Fourth Proportional to 14,577.25, 21,870.49 and 5,217.06

Step by Step Solution

1. Step 1: Write the proportion equation
   14,577.25 : 21,870.49 = 5,217.06 : x
2. Step 2: Convert to fraction form
   14,577.25/21,870.49 = 5,217.06/x
3. Step 3: Cross multiply
   14,577.25x = 21,870.49 × 5,217.06
4. Step 4: Simplify right side
   14,577.25x = 114,099,658.56
5. Step 5: Solve for x
   x = 114,099,658.56/14,577.25
6. Step 6: Final answer
   x = 7,827.24