Finding the Fourth Proportional to 10,018.21, 13,820.47 and 6,482.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,018.21 : 13,820.47 = 6,482.56 : x
2. Step 2: Convert to fraction form
   10,018.21/13,820.47 = 6,482.56/x
3. Step 3: Cross multiply
   10,018.21x = 13,820.47 × 6,482.56
4. Step 4: Simplify right side
   10,018.21x = 89,592,026.00
5. Step 5: Solve for x
   x = 89,592,026.00/10,018.21
6. Step 6: Final answer
   x = 8,942.92