Finding the Fourth Proportional to 49,205.61, 67,913.02 and 30,817.25

Step by Step Solution

1. Step 1: Write the proportion equation
   49,205.61 : 67,913.02 = 30,817.25 : x
2. Step 2: Convert to fraction form
   49,205.61/67,913.02 = 30,817.25/x
3. Step 3: Cross multiply
   49,205.61x = 67,913.02 × 30,817.25
4. Step 4: Simplify right side
   49,205.61x = 2,092,892,515.60
5. Step 5: Solve for x
   x = 2,092,892,515.60/49,205.61
6. Step 6: Final answer
   x = 42,533.62