Finding the Fourth Proportional to 14,405.56, 21,606.72 and 4,018.12

Step by Step Solution

1. Step 1: Write the proportion equation
   14,405.56 : 21,606.72 = 4,018.12 : x
2. Step 2: Convert to fraction form
   14,405.56/21,606.72 = 4,018.12/x
3. Step 3: Cross multiply
   14,405.56x = 21,606.72 × 4,018.12
4. Step 4: Simplify right side
   14,405.56x = 86,818,393.77
5. Step 5: Solve for x
   x = 86,818,393.77/14,405.56
6. Step 6: Final answer
   x = 6,026.73