Finding the Fourth Proportional to 447,499.37, 671,175.64 and 123,211.82

Step by Step Solution

1. Step 1: Write the proportion equation
   447,499.37 : 671,175.64 = 123,211.82 : x
2. Step 2: Convert to fraction form
   447,499.37/671,175.64 = 123,211.82/x
3. Step 3: Cross multiply
   447,499.37x = 671,175.64 × 123,211.82
4. Step 4: Simplify right side
   447,499.37x = 82,696,772,144.06
5. Step 5: Solve for x
   x = 82,696,772,144.06/447,499.37
6. Step 6: Final answer
   x = 184,797.52