Finding the Fourth Proportional to 200,583.42, 300,920.54 and 67,460.03

Step by Step Solution

1. Step 1: Write the proportion equation
   200,583.42 : 300,920.54 = 67,460.03 : x
2. Step 2: Convert to fraction form
   200,583.42/300,920.54 = 67,460.03/x
3. Step 3: Cross multiply
   200,583.42x = 300,920.54 × 67,460.03
4. Step 4: Simplify right side
   200,583.42x = 20,300,108,656.02
5. Step 5: Solve for x
   x = 20,300,108,656.02/200,583.42
6. Step 6: Final answer
   x = 101,205.32