Finding the Fourth Proportional to 75,544.41, 113,265.50 and 42,287.43

Step by Step Solution

1. Step 1: Write the proportion equation
   75,544.41 : 113,265.50 = 42,287.43 : x
2. Step 2: Convert to fraction form
   75,544.41/113,265.50 = 42,287.43/x
3. Step 3: Cross multiply
   75,544.41x = 113,265.50 × 42,287.43
4. Step 4: Simplify right side
   75,544.41x = 4,789,706,691.23
5. Step 5: Solve for x
   x = 4,789,706,691.23/75,544.41
6. Step 6: Final answer
   x = 63,402.53