Finding the Fourth Proportional to 12,933.21, 19,403.06 and 4,167.93

Step by Step Solution

1. Step 1: Write the proportion equation
   12,933.21 : 19,403.06 = 4,167.93 : x
2. Step 2: Convert to fraction form
   12,933.21/19,403.06 = 4,167.93/x
3. Step 3: Cross multiply
   12,933.21x = 19,403.06 × 4,167.93
4. Step 4: Simplify right side
   12,933.21x = 80,870,575.03
5. Step 5: Solve for x
   x = 80,870,575.03/12,933.21
6. Step 6: Final answer
   x = 6,252.94