Finding the Fourth Proportional to 89,860.06, 134,789.28 and 34,456.06

Step by Step Solution

1. Step 1: Write the proportion equation
   89,860.06 : 134,789.28 = 34,456.06 : x
2. Step 2: Convert to fraction form
   89,860.06/134,789.28 = 34,456.06/x
3. Step 3: Cross multiply
   89,860.06x = 134,789.28 × 34,456.06
4. Step 4: Simplify right side
   89,860.06x = 4,644,307,519.04
5. Step 5: Solve for x
   x = 4,644,307,519.04/89,860.06
6. Step 6: Final answer
   x = 51,683.78