Finding the Fourth Proportional to 59,759.32, 89,638.17 and 20,343.91

Step by Step Solution

1. Step 1: Write the proportion equation
   59,759.32 : 89,638.17 = 20,343.91 : x
2. Step 2: Convert to fraction form
   59,759.32/89,638.17 = 20,343.91/x
3. Step 3: Cross multiply
   59,759.32x = 89,638.17 × 20,343.91
4. Step 4: Simplify right side
   59,759.32x = 1,823,590,863.04
5. Step 5: Solve for x
   x = 1,823,590,863.04/59,759.32
6. Step 6: Final answer
   x = 30,515.59