Finding the Fourth Proportional to 57,287, 79,106.22 and 35,813.42

Step by Step Solution

1. Step 1: Write the proportion equation
   57,287 : 79,106.22 = 35,813.42 : x
2. Step 2: Convert to fraction form
   57,287/79,106.22 = 35,813.42/x
3. Step 3: Cross multiply
   57,287x = 79,106.22 × 35,813.42
4. Step 4: Simplify right side
   57,287x = 2,833,064,281.47
5. Step 5: Solve for x
   x = 2,833,064,281.47/57,287
6. Step 6: Final answer
   x = 49,453.88