Finding the Fourth Proportional to 14,665.02, 21,996 and 4,134.78

Step by Step Solution

1. Step 1: Write the proportion equation
   14,665.02 : 21,996 = 4,134.78 : x
2. Step 2: Convert to fraction form
   14,665.02/21,996 = 4,134.78/x
3. Step 3: Cross multiply
   14,665.02x = 21,996 × 4,134.78
4. Step 4: Simplify right side
   14,665.02x = 90,948,620.88
5. Step 5: Solve for x
   x = 90,948,620.88/14,665.02
6. Step 6: Final answer
   x = 6,201.74