Finding the Fourth Proportional to 75,804.16, 104,610.56 and 42,270.72

Step by Step Solution

1. Step 1: Write the proportion equation
   75,804.16 : 104,610.56 = 42,270.72 : x
2. Step 2: Convert to fraction form
   75,804.16/104,610.56 = 42,270.72/x
3. Step 3: Cross multiply
   75,804.16x = 104,610.56 × 42,270.72
4. Step 4: Simplify right side
   75,804.16x = 4,421,963,690.80
5. Step 5: Solve for x
   x = 4,421,963,690.80/75,804.16
6. Step 6: Final answer
   x = 58,334.05