Finding the Fourth Proportional to 14,426.98, 21,627.48 and 5,190.82

Step by Step Solution

1. Step 1: Write the proportion equation
   14,426.98 : 21,627.48 = 5,190.82 : x
2. Step 2: Convert to fraction form
   14,426.98/21,627.48 = 5,190.82/x
3. Step 3: Cross multiply
   14,426.98x = 21,627.48 × 5,190.82
4. Step 4: Simplify right side
   14,426.98x = 112,264,355.73
5. Step 5: Solve for x
   x = 112,264,355.73/14,426.98
6. Step 6: Final answer
   x = 7,781.56