Finding the Fourth Proportional to 42,557.52, 63,776.53 and 33,633.62

Step by Step Solution

1. Step 1: Write the proportion equation
   42,557.52 : 63,776.53 = 33,633.62 : x
2. Step 2: Convert to fraction form
   42,557.52/63,776.53 = 33,633.62/x
3. Step 3: Cross multiply
   42,557.52x = 63,776.53 × 33,633.62
4. Step 4: Simplify right side
   42,557.52x = 2,145,035,171.97
5. Step 5: Solve for x
   x = 2,145,035,171.97/42,557.52
6. Step 6: Final answer
   x = 50,403.20