Finding the Fourth Proportional to 851,665.55, 1,175,299.52 and 464,481.59

Step by Step Solution

1. Step 1: Write the proportion equation
   851,665.55 : 1,175,299.52 = 464,481.59 : x
2. Step 2: Convert to fraction form
   851,665.55/1,175,299.52 = 464,481.59/x
3. Step 3: Cross multiply
   851,665.55x = 1,175,299.52 × 464,481.59
4. Step 4: Simplify right side
   851,665.55x = 545,904,981,576.93
5. Step 5: Solve for x
   x = 545,904,981,576.93/851,665.55
6. Step 6: Final answer
   x = 640,985.17