Finding the Fourth Proportional to 59,388.78, 81,958.76 and 33,899.28

Step by Step Solution

1. Step 1: Write the proportion equation
   59,388.78 : 81,958.76 = 33,899.28 : x
2. Step 2: Convert to fraction form
   59,388.78/81,958.76 = 33,899.28/x
3. Step 3: Cross multiply
   59,388.78x = 81,958.76 × 33,899.28
4. Step 4: Simplify right side
   59,388.78x = 2,778,342,953.69
5. Step 5: Solve for x
   x = 2,778,342,953.69/59,388.78
6. Step 6: Final answer
   x = 46,782.29