Finding the Fourth Proportional to 75,849.25, 104,672.01 and 42,315.25

Step by Step Solution

1. Step 1: Write the proportion equation
   75,849.25 : 104,672.01 = 42,315.25 : x
2. Step 2: Convert to fraction form
   75,849.25/104,672.01 = 42,315.25/x
3. Step 3: Cross multiply
   75,849.25x = 104,672.01 × 42,315.25
4. Step 4: Simplify right side
   75,849.25x = 4,429,222,271.15
5. Step 5: Solve for x
   x = 4,429,222,271.15/75,849.25
6. Step 6: Final answer
   x = 58,395.07