Finding the Fourth Proportional to 14,123.15, 21,184.86 and 4,262.51

Step by Step Solution

1. Step 1: Write the proportion equation
   14,123.15 : 21,184.86 = 4,262.51 : x
2. Step 2: Convert to fraction form
   14,123.15/21,184.86 = 4,262.51/x
3. Step 3: Cross multiply
   14,123.15x = 21,184.86 × 4,262.51
4. Step 4: Simplify right side
   14,123.15x = 90,300,571.67
5. Step 5: Solve for x
   x = 90,300,571.67/14,123.15
6. Step 6: Final answer
   x = 6,393.80