Finding the Fourth Proportional to 14,618.48, 21,922.28 and 5,255.94

Step by Step Solution

1. Step 1: Write the proportion equation
   14,618.48 : 21,922.28 = 5,255.94 : x
2. Step 2: Convert to fraction form
   14,618.48/21,922.28 = 5,255.94/x
3. Step 3: Cross multiply
   14,618.48x = 21,922.28 × 5,255.94
4. Step 4: Simplify right side
   14,618.48x = 115,222,188.34
5. Step 5: Solve for x
   x = 115,222,188.34/14,618.48
6. Step 6: Final answer
   x = 7,881.95