Finding the Fourth Proportional to 75,807, 104,615.82 and 42,275.16

Step by Step Solution

1. Step 1: Write the proportion equation
   75,807 : 104,615.82 = 42,275.16 : x
2. Step 2: Convert to fraction form
   75,807/104,615.82 = 42,275.16/x
3. Step 3: Cross multiply
   75,807x = 104,615.82 × 42,275.16
4. Step 4: Simplify right side
   75,807x = 4,422,650,529.03
5. Step 5: Solve for x
   x = 4,422,650,529.03/75,807
6. Step 6: Final answer
   x = 58,340.93