Finding the Fourth Proportional to 12,089.33, 18,123.06 and 4,296.32

Step by Step Solution

1. Step 1: Write the proportion equation
   12,089.33 : 18,123.06 = 4,296.32 : x
2. Step 2: Convert to fraction form
   12,089.33/18,123.06 = 4,296.32/x
3. Step 3: Cross multiply
   12,089.33x = 18,123.06 × 4,296.32
4. Step 4: Simplify right side
   12,089.33x = 77,862,536.37
5. Step 5: Solve for x
   x = 77,862,536.37/12,089.33
6. Step 6: Final answer
   x = 6,440.60