Finding the Fourth Proportional to 305,608.10, 458,411.74 and 116,068.10

Step by Step Solution

1. Step 1: Write the proportion equation
   305,608.10 : 458,411.74 = 116,068.10 : x
2. Step 2: Convert to fraction form
   305,608.10/458,411.74 = 116,068.10/x
3. Step 3: Cross multiply
   305,608.10x = 458,411.74 × 116,068.10
4. Step 4: Simplify right side
   305,608.10x = 53,206,977,097.27
5. Step 5: Solve for x
   x = 53,206,977,097.27/305,608.10
6. Step 6: Final answer
   x = 174,101.99