Finding the Fourth Proportional to 404,279.55, 606,492.23 and 167,646.15

Step by Step Solution

1. Step 1: Write the proportion equation
   404,279.55 : 606,492.23 = 167,646.15 : x
2. Step 2: Convert to fraction form
   404,279.55/606,492.23 = 167,646.15/x
3. Step 3: Cross multiply
   404,279.55x = 606,492.23 × 167,646.15
4. Step 4: Simplify right side
   404,279.55x = 101,676,086,526.18
5. Step 5: Solve for x
   x = 101,676,086,526.18/404,279.55
6. Step 6: Final answer
   x = 251,499.46