Finding the Fourth Proportional to 76,606.03, 105,708.25 and 42,608.98

Step by Step Solution

1. Step 1: Write the proportion equation
   76,606.03 : 105,708.25 = 42,608.98 : x
2. Step 2: Convert to fraction form
   76,606.03/105,708.25 = 42,608.98/x
3. Step 3: Cross multiply
   76,606.03x = 105,708.25 × 42,608.98
4. Step 4: Simplify right side
   76,606.03x = 4,504,120,710.09
5. Step 5: Solve for x
   x = 4,504,120,710.09/76,606.03
6. Step 6: Final answer
   x = 58,795.90