Finding the Fourth Proportional to 14,577.83, 21,868.52 and 5,218.83

Step by Step Solution

1. Step 1: Write the proportion equation
   14,577.83 : 21,868.52 = 5,218.83 : x
2. Step 2: Convert to fraction form
   14,577.83/21,868.52 = 5,218.83/x
3. Step 3: Cross multiply
   14,577.83x = 21,868.52 × 5,218.83
4. Step 4: Simplify right side
   14,577.83x = 114,128,062.14
5. Step 5: Solve for x
   x = 114,128,062.14/14,577.83
6. Step 6: Final answer
   x = 7,828.88