Finding the Fourth Proportional to 456,096.63, 629,431.10 and 302,870.62

Step by Step Solution

1. Step 1: Write the proportion equation
   456,096.63 : 629,431.10 = 302,870.62 : x
2. Step 2: Convert to fraction form
   456,096.63/629,431.10 = 302,870.62/x
3. Step 3: Cross multiply
   456,096.63x = 629,431.10 × 302,870.62
4. Step 4: Simplify right side
   456,096.63x = 190,636,186,687.88
5. Step 5: Solve for x
   x = 190,636,186,687.88/456,096.63
6. Step 6: Final answer
   x = 417,973.24