Finding the Fourth Proportional to 77,050.50, 106,329.69 and 41,722.50

Step by Step Solution

1. Step 1: Write the proportion equation
   77,050.50 : 106,329.69 = 41,722.50 : x
2. Step 2: Convert to fraction form
   77,050.50/106,329.69 = 41,722.50/x
3. Step 3: Cross multiply
   77,050.50x = 106,329.69 × 41,722.50
4. Step 4: Simplify right side
   77,050.50x = 4,436,340,491.03
5. Step 5: Solve for x
   x = 4,436,340,491.03/77,050.50
6. Step 6: Final answer
   x = 57,577.05