Finding the Fourth Proportional to 447,498.37, 671,174.15 and 123,210.82

Step by Step Solution

1. Step 1: Write the proportion equation
   447,498.37 : 671,174.15 = 123,210.82 : x
2. Step 2: Convert to fraction form
   447,498.37/671,174.15 = 123,210.82/x
3. Step 3: Cross multiply
   447,498.37x = 671,174.15 × 123,210.82
4. Step 4: Simplify right side
   447,498.37x = 82,695,915,090.31
5. Step 5: Solve for x
   x = 82,695,915,090.31/447,498.37
6. Step 6: Final answer
   x = 184,796.02