Finding the Fourth Proportional to 76,019, 104,904.30 and 42,485.24

Step by Step Solution

1. Step 1: Write the proportion equation
   76,019 : 104,904.30 = 42,485.24 : x
2. Step 2: Convert to fraction form
   76,019/104,904.30 = 42,485.24/x
3. Step 3: Cross multiply
   76,019x = 104,904.30 × 42,485.24
4. Step 4: Simplify right side
   76,019x = 4,456,884,362.53
5. Step 5: Solve for x
   x = 4,456,884,362.53/76,019
6. Step 6: Final answer
   x = 58,628.56