Finding the Fourth Proportional to 406,164.72, 560,566.32 and 234,049.17

Step by Step Solution

1. Step 1: Write the proportion equation
   406,164.72 : 560,566.32 = 234,049.17 : x
2. Step 2: Convert to fraction form
   406,164.72/560,566.32 = 234,049.17/x
3. Step 3: Cross multiply
   406,164.72x = 560,566.32 × 234,049.17
4. Step 4: Simplify right side
   406,164.72x = 131,200,081,925.95
5. Step 5: Solve for x
   x = 131,200,081,925.95/406,164.72
6. Step 6: Final answer
   x = 323,021.86