Finding the Fourth Proportional to 76,795.05, 105,964.33 and 42,796.09

Step by Step Solution

1. Step 1: Write the proportion equation
   76,795.05 : 105,964.33 = 42,796.09 : x
2. Step 2: Convert to fraction form
   76,795.05/105,964.33 = 42,796.09/x
3. Step 3: Cross multiply
   76,795.05x = 105,964.33 × 42,796.09
4. Step 4: Simplify right side
   76,795.05x = 4,534,858,259.67
5. Step 5: Solve for x
   x = 4,534,858,259.67/76,795.05
6. Step 6: Final answer
   x = 59,051.44