Finding the Fourth Proportional to 123,171.13, 184,699.27 and 63,990.91

Step by Step Solution

1. Step 1: Write the proportion equation
   123,171.13 : 184,699.27 = 63,990.91 : x
2. Step 2: Convert to fraction form
   123,171.13/184,699.27 = 63,990.91/x
3. Step 3: Cross multiply
   123,171.13x = 184,699.27 × 63,990.91
4. Step 4: Simplify right side
   123,171.13x = 11,819,074,674.50
5. Step 5: Solve for x
   x = 11,819,074,674.50/123,171.13
6. Step 6: Final answer
   x = 95,956.53