Finding the Fourth Proportional to 59,288.35, 88,995.12 and 57,949.69

Step by Step Solution

1. Step 1: Write the proportion equation
   59,288.35 : 88,995.12 = 57,949.69 : x
2. Step 2: Convert to fraction form
   59,288.35/88,995.12 = 57,949.69/x
3. Step 3: Cross multiply
   59,288.35x = 88,995.12 × 57,949.69
4. Step 4: Simplify right side
   59,288.35x = 5,157,239,615.51
5. Step 5: Solve for x
   x = 5,157,239,615.51/59,288.35
6. Step 6: Final answer
   x = 86,985.72