Finding the Fourth Proportional to 76,012.50, 104,895.69 and 42,022.41

Step by Step Solution

1. Step 1: Write the proportion equation
   76,012.50 : 104,895.69 = 42,022.41 : x
2. Step 2: Convert to fraction form
   76,012.50/104,895.69 = 42,022.41/x
3. Step 3: Cross multiply
   76,012.50x = 104,895.69 × 42,022.41
4. Step 4: Simplify right side
   76,012.50x = 4,407,969,692.41
5. Step 5: Solve for x
   x = 4,407,969,692.41/76,012.50
6. Step 6: Final answer
   x = 57,990.06