Finding the Fourth Proportional to 57,299.33, 79,051.41 and 42,227.93

Step by Step Solution

1. Step 1: Write the proportion equation
   57,299.33 : 79,051.41 = 42,227.93 : x
2. Step 2: Convert to fraction form
   57,299.33/79,051.41 = 42,227.93/x
3. Step 3: Cross multiply
   57,299.33x = 79,051.41 × 42,227.93
4. Step 4: Simplify right side
   57,299.33x = 3,338,177,605.51
5. Step 5: Solve for x
   x = 3,338,177,605.51/57,299.33
6. Step 6: Final answer
   x = 58,258.58