Finding the Fourth Proportional to 290,144.35, 435,227.46 and 79,798.69

Step by Step Solution

1. Step 1: Write the proportion equation
   290,144.35 : 435,227.46 = 79,798.69 : x
2. Step 2: Convert to fraction form
   290,144.35/435,227.46 = 79,798.69/x
3. Step 3: Cross multiply
   290,144.35x = 435,227.46 × 79,798.69
4. Step 4: Simplify right side
   290,144.35x = 34,730,581,160.03
5. Step 5: Solve for x
   x = 34,730,581,160.03/290,144.35
6. Step 6: Final answer
   x = 119,701.04