Finding the Fourth Proportional to 76,795.56, 105,978.60 and 43,261.56

Step by Step Solution

1. Step 1: Write the proportion equation
   76,795.56 : 105,978.60 = 43,261.56 : x
2. Step 2: Convert to fraction form
   76,795.56/105,978.60 = 43,261.56/x
3. Step 3: Cross multiply
   76,795.56x = 105,978.60 × 43,261.56
4. Step 4: Simplify right side
   76,795.56x = 4,584,799,562.62
5. Step 5: Solve for x
   x = 4,584,799,562.62/76,795.56
6. Step 6: Final answer
   x = 59,701.36