Finding the Fourth Proportional to 146,146.69, 201,683.01 and 79,078.69

Step by Step Solution

1. Step 1: Write the proportion equation
   146,146.69 : 201,683.01 = 79,078.69 : x
2. Step 2: Convert to fraction form
   146,146.69/201,683.01 = 79,078.69/x
3. Step 3: Cross multiply
   146,146.69x = 201,683.01 × 79,078.69
4. Step 4: Simplify right side
   146,146.69x = 15,948,828,226.06
5. Step 5: Solve for x
   x = 15,948,828,226.06/146,146.69
6. Step 6: Final answer
   x = 109,128.90