Finding the Fourth Proportional to 76,305.96, 105,301.89 and 42,771.96

Step by Step Solution

1. Step 1: Write the proportion equation
   76,305.96 : 105,301.89 = 42,771.96 : x
2. Step 2: Convert to fraction form
   76,305.96/105,301.89 = 42,771.96/x
3. Step 3: Cross multiply
   76,305.96x = 105,301.89 × 42,771.96
4. Step 4: Simplify right side
   76,305.96x = 4,503,968,227.00
5. Step 5: Solve for x
   x = 4,503,968,227.00/76,305.96
6. Step 6: Final answer
   x = 59,025.12