Finding the Fourth Proportional to 67,650.82, 101,476.94 and 30,212.80

Step by Step Solution

1. Step 1: Write the proportion equation
   67,650.82 : 101,476.94 = 30,212.80 : x
2. Step 2: Convert to fraction form
   67,650.82/101,476.94 = 30,212.80/x
3. Step 3: Cross multiply
   67,650.82x = 101,476.94 × 30,212.80
4. Step 4: Simplify right side
   67,650.82x = 3,065,902,492.83
5. Step 5: Solve for x
   x = 3,065,902,492.83/67,650.82
6. Step 6: Final answer
   x = 45,319.52