Finding the Fourth Proportional to 123,644.49, 184,355.62 and 113,088.18

Step by Step Solution

1. Step 1: Write the proportion equation
   123,644.49 : 184,355.62 = 113,088.18 : x
2. Step 2: Convert to fraction form
   123,644.49/184,355.62 = 113,088.18/x
3. Step 3: Cross multiply
   123,644.49x = 184,355.62 × 113,088.18
4. Step 4: Simplify right side
   123,644.49x = 20,848,441,538.57
5. Step 5: Solve for x
   x = 20,848,441,538.57/123,644.49
6. Step 6: Final answer
   x = 168,616.02