Finding the Fourth Proportional to 302,300.10, 453,887.55 and 227,942.10

Step by Step Solution

1. Step 1: Write the proportion equation
   302,300.10 : 453,887.55 = 227,942.10 : x
2. Step 2: Convert to fraction form
   302,300.10/453,887.55 = 227,942.10/x
3. Step 3: Cross multiply
   302,300.10x = 453,887.55 × 227,942.10
4. Step 4: Simplify right side
   302,300.10x = 103,460,081,310.86
5. Step 5: Solve for x
   x = 103,460,081,310.86/302,300.10
6. Step 6: Final answer
   x = 342,242.96