Finding the Fourth Proportional to 328,404.42, 492,673.35 and 103,799.94

Step by Step Solution

1. Step 1: Write the proportion equation
   328,404.42 : 492,673.35 = 103,799.94 : x
2. Step 2: Convert to fraction form
   328,404.42/492,673.35 = 103,799.94/x
3. Step 3: Cross multiply
   328,404.42x = 492,673.35 × 103,799.94
4. Step 4: Simplify right side
   328,404.42x = 51,139,464,169.60
5. Step 5: Solve for x
   x = 51,139,464,169.60/328,404.42
6. Step 6: Final answer
   x = 155,721.00