Finding the Fourth Proportional to 604,150.10, 906,196.35 and 204,751.70

Step by Step Solution

1. Step 1: Write the proportion equation
   604,150.10 : 906,196.35 = 204,751.70 : x
2. Step 2: Convert to fraction form
   604,150.10/906,196.35 = 204,751.70/x
3. Step 3: Cross multiply
   604,150.10x = 906,196.35 × 204,751.70
4. Step 4: Simplify right side
   604,150.10x = 185,545,243,196.30
5. Step 5: Solve for x
   x = 185,545,243,196.30/604,150.10
6. Step 6: Final answer
   x = 307,117.79