Finding the Fourth Proportional to 67,685.84, 101,546.04 and 20,300.75

Step by Step Solution

1. Step 1: Write the proportion equation
   67,685.84 : 101,546.04 = 20,300.75 : x
2. Step 2: Convert to fraction form
   67,685.84/101,546.04 = 20,300.75/x
3. Step 3: Cross multiply
   67,685.84x = 101,546.04 × 20,300.75
4. Step 4: Simplify right side
   67,685.84x = 2,061,460,771.53
5. Step 5: Solve for x
   x = 2,061,460,771.53/67,685.84
6. Step 6: Final answer
   x = 30,456.31