Finding the Fourth Proportional to 50,790, 70,066.94 and 32,890.77

Step by Step Solution

1. Step 1: Write the proportion equation
   50,790 : 70,066.94 = 32,890.77 : x
2. Step 2: Convert to fraction form
   50,790/70,066.94 = 32,890.77/x
3. Step 3: Cross multiply
   50,790x = 70,066.94 × 32,890.77
4. Step 4: Simplify right side
   50,790x = 2,304,555,608.14
5. Step 5: Solve for x
   x = 2,304,555,608.14/50,790
6. Step 6: Final answer
   x = 45,374.20