Finding the Fourth Proportional to 447,498.38, 671,174.15 and 123,210.83

Step by Step Solution

1. Step 1: Write the proportion equation
   447,498.38 : 671,174.15 = 123,210.83 : x
2. Step 2: Convert to fraction form
   447,498.38/671,174.15 = 123,210.83/x
3. Step 3: Cross multiply
   447,498.38x = 671,174.15 × 123,210.83
4. Step 4: Simplify right side
   447,498.38x = 82,695,920,124.12
5. Step 5: Solve for x
   x = 82,695,920,124.12/447,498.38
6. Step 6: Final answer
   x = 184,796.02