Finding the Fourth Proportional to 53,667.43, 80,523.92 and 28,701

Step by Step Solution

1. Step 1: Write the proportion equation
   53,667.43 : 80,523.92 = 28,701 : x
2. Step 2: Convert to fraction form
   53,667.43/80,523.92 = 28,701/x
3. Step 3: Cross multiply
   53,667.43x = 80,523.92 × 28,701
4. Step 4: Simplify right side
   53,667.43x = 2,311,117,099.67
5. Step 5: Solve for x
   x = 2,311,117,099.67/53,667.43
6. Step 6: Final answer
   x = 43,063.68