Finding the Fourth Proportional to 89,429.96, 134,201.34 and 50,012.84

Step by Step Solution

1. Step 1: Write the proportion equation
   89,429.96 : 134,201.34 = 50,012.84 : x
2. Step 2: Convert to fraction form
   89,429.96/134,201.34 = 50,012.84/x
3. Step 3: Cross multiply
   89,429.96x = 134,201.34 × 50,012.84
4. Step 4: Simplify right side
   89,429.96x = 6,711,790,145.21
5. Step 5: Solve for x
   x = 6,711,790,145.21/89,429.96
6. Step 6: Final answer
   x = 75,050.80