Finding the Fourth Proportional to 456,019.47, 629,369.42 and 262,423.17

Step by Step Solution

1. Step 1: Write the proportion equation
   456,019.47 : 629,369.42 = 262,423.17 : x
2. Step 2: Convert to fraction form
   456,019.47/629,369.42 = 262,423.17/x
3. Step 3: Cross multiply
   456,019.47x = 629,369.42 × 262,423.17
4. Step 4: Simplify right side
   456,019.47x = 165,161,116,985.35
5. Step 5: Solve for x
   x = 165,161,116,985.35/456,019.47
6. Step 6: Final answer
   x = 362,179.97