Finding the Fourth Proportional to 48,238.53, 72,029.43 and 42,568.89

Step by Step Solution

1. Step 1: Write the proportion equation
   48,238.53 : 72,029.43 = 42,568.89 : x
2. Step 2: Convert to fraction form
   48,238.53/72,029.43 = 42,568.89/x
3. Step 3: Cross multiply
   48,238.53x = 72,029.43 × 42,568.89
4. Step 4: Simplify right side
   48,238.53x = 3,066,212,882.43
5. Step 5: Solve for x
   x = 3,066,212,882.43/48,238.53
6. Step 6: Final answer
   x = 63,563.56