Finding the Fourth Proportional to 146,648.81, 202,375.37 and 79,580.81

Step by Step Solution

1. Step 1: Write the proportion equation
   146,648.81 : 202,375.37 = 79,580.81 : x
2. Step 2: Convert to fraction form
   146,648.81/202,375.37 = 79,580.81/x
3. Step 3: Cross multiply
   146,648.81x = 202,375.37 × 79,580.81
4. Step 4: Simplify right side
   146,648.81x = 16,105,196,573.54
5. Step 5: Solve for x
   x = 16,105,196,573.54/146,648.81
6. Step 6: Final answer
   x = 109,821.53