Finding the Fourth Proportional to 53,661.98, 74,038.52 and 33,539.31

Step by Step Solution

1. Step 1: Write the proportion equation
   53,661.98 : 74,038.52 = 33,539.31 : x
2. Step 2: Convert to fraction form
   53,661.98/74,038.52 = 33,539.31/x
3. Step 3: Cross multiply
   53,661.98x = 74,038.52 × 33,539.31
4. Step 4: Simplify right side
   53,661.98x = 2,483,200,504.03
5. Step 5: Solve for x
   x = 2,483,200,504.03/53,661.98
6. Step 6: Final answer
   x = 46,274.86