Finding the Fourth Proportional to 882,150.42, 1,323,304.55 and 342,394.04

Step by Step Solution

1. Step 1: Write the proportion equation
   882,150.42 : 1,323,304.55 = 342,394.04 : x
2. Step 2: Convert to fraction form
   882,150.42/1,323,304.55 = 342,394.04/x
3. Step 3: Cross multiply
   882,150.42x = 1,323,304.55 × 342,394.04
4. Step 4: Simplify right side
   882,150.42x = 453,091,582,696.39
5. Step 5: Solve for x
   x = 453,091,582,696.39/882,150.42
6. Step 6: Final answer
   x = 513,621.68