Finding the Fourth Proportional to 14,018.83, 21,031.62 and 5,253.82

Step by Step Solution

1. Step 1: Write the proportion equation
   14,018.83 : 21,031.62 = 5,253.82 : x
2. Step 2: Convert to fraction form
   14,018.83/21,031.62 = 5,253.82/x
3. Step 3: Cross multiply
   14,018.83x = 21,031.62 × 5,253.82
4. Step 4: Simplify right side
   14,018.83x = 110,496,345.79
5. Step 5: Solve for x
   x = 110,496,345.79/14,018.83
6. Step 6: Final answer
   x = 7,881.99