Finding the Fourth Proportional to 123,100.58, 184,997.10 and 73,189.64

Step by Step Solution

1. Step 1: Write the proportion equation
   123,100.58 : 184,997.10 = 73,189.64 : x
2. Step 2: Convert to fraction form
   123,100.58/184,997.10 = 73,189.64/x
3. Step 3: Cross multiply
   123,100.58x = 184,997.10 × 73,189.64
4. Step 4: Simplify right side
   123,100.58x = 13,539,871,150.04
5. Step 5: Solve for x
   x = 13,539,871,150.04/123,100.58
6. Step 6: Final answer
   x = 109,990.31