Finding the Fourth Proportional to 42,361.88, 63,507.56 and 33,043.20

Step by Step Solution

1. Step 1: Write the proportion equation
   42,361.88 : 63,507.56 = 33,043.20 : x
2. Step 2: Convert to fraction form
   42,361.88/63,507.56 = 33,043.20/x
3. Step 3: Cross multiply
   42,361.88x = 63,507.56 × 33,043.20
4. Step 4: Simplify right side
   42,361.88x = 2,098,493,006.59
5. Step 5: Solve for x
   x = 2,098,493,006.59/42,361.88
6. Step 6: Final answer
   x = 49,537.30