Finding the Fourth Proportional to 67,828, 93,603.60 and 38,020

Step by Step Solution

1. Step 1: Write the proportion equation
   67,828 : 93,603.60 = 38,020 : x
2. Step 2: Convert to fraction form
   67,828/93,603.60 = 38,020/x
3. Step 3: Cross multiply
   67,828x = 93,603.60 × 38,020
4. Step 4: Simplify right side
   67,828x = 3,558,808,872
5. Step 5: Solve for x
   x = 3,558,808,872/67,828
6. Step 6: Final answer
   x = 52,468.14