Finding the Fourth Proportional to 76,094.50, 105,010.77 and 42,560.50

Step by Step Solution

1. Step 1: Write the proportion equation
   76,094.50 : 105,010.77 = 42,560.50 : x
2. Step 2: Convert to fraction form
   76,094.50/105,010.77 = 42,560.50/x
3. Step 3: Cross multiply
   76,094.50x = 105,010.77 × 42,560.50
4. Step 4: Simplify right side
   76,094.50x = 4,469,310,876.59
5. Step 5: Solve for x
   x = 4,469,310,876.59/76,094.50
6. Step 6: Final answer
   x = 58,733.69