Finding the Fourth Proportional to 75,171, 103,710.18 and 42,882.42

Step by Step Solution

1. Step 1: Write the proportion equation
   75,171 : 103,710.18 = 42,882.42 : x
2. Step 2: Convert to fraction form
   75,171/103,710.18 = 42,882.42/x
3. Step 3: Cross multiply
   75,171x = 103,710.18 × 42,882.42
4. Step 4: Simplify right side
   75,171x = 4,447,343,497.04
5. Step 5: Solve for x
   x = 4,447,343,497.04/75,171
6. Step 6: Final answer
   x = 59,163.02