Finding the Fourth Proportional to 75,851.25, 104,674.77 and 42,317.25

Step by Step Solution

1. Step 1: Write the proportion equation
   75,851.25 : 104,674.77 = 42,317.25 : x
2. Step 2: Convert to fraction form
   75,851.25/104,674.77 = 42,317.25/x
3. Step 3: Cross multiply
   75,851.25x = 104,674.77 × 42,317.25
4. Step 4: Simplify right side
   75,851.25x = 4,429,548,410.78
5. Step 5: Solve for x
   x = 4,429,548,410.78/75,851.25
6. Step 6: Final answer
   x = 58,397.83