Finding the Fourth Proportional to 76,765.27, 105,934.47 and 42,773.62

Step by Step Solution

1. Step 1: Write the proportion equation
   76,765.27 : 105,934.47 = 42,773.62 : x
2. Step 2: Convert to fraction form
   76,765.27/105,934.47 = 42,773.62/x
3. Step 3: Cross multiply
   76,765.27x = 105,934.47 × 42,773.62
4. Step 4: Simplify right side
   76,765.27x = 4,531,200,764.68
5. Step 5: Solve for x
   x = 4,531,200,764.68/76,765.27
6. Step 6: Final answer
   x = 59,026.70