Finding the Fourth Proportional to 67,329.50, 101,215.98 and 56,257.88

Step by Step Solution

1. Step 1: Write the proportion equation
   67,329.50 : 101,215.98 = 56,257.88 : x
2. Step 2: Convert to fraction form
   67,329.50/101,215.98 = 56,257.88/x
3. Step 3: Cross multiply
   67,329.50x = 101,215.98 × 56,257.88
4. Step 4: Simplify right side
   67,329.50x = 5,694,195,950.84
5. Step 5: Solve for x
   x = 5,694,195,950.84/67,329.50
6. Step 6: Final answer
   x = 84,572.09