Finding the Fourth Proportional to 12,427.83, 17,150.94 and 7,123.14

Step by Step Solution

1. Step 1: Write the proportion equation
   12,427.83 : 17,150.94 = 7,123.14 : x
2. Step 2: Convert to fraction form
   12,427.83/17,150.94 = 7,123.14/x
3. Step 3: Cross multiply
   12,427.83x = 17,150.94 × 7,123.14
4. Step 4: Simplify right side
   12,427.83x = 122,168,546.75
5. Step 5: Solve for x
   x = 122,168,546.75/12,427.83
6. Step 6: Final answer
   x = 9,830.24