Finding the Fourth Proportional to 67,485.65, 101,290.12 and 34,228.67

Step by Step Solution

1. Step 1: Write the proportion equation
   67,485.65 : 101,290.12 = 34,228.67 : x
2. Step 2: Convert to fraction form
   67,485.65/101,290.12 = 34,228.67/x
3. Step 3: Cross multiply
   67,485.65x = 101,290.12 × 34,228.67
4. Step 4: Simplify right side
   67,485.65x = 3,467,025,499.72
5. Step 5: Solve for x
   x = 3,467,025,499.72/67,485.65
6. Step 6: Final answer
   x = 51,374.27