Finding the Fourth Proportional to 59,423.58, 89,072.64 and 21,959.64

Step by Step Solution

1. Step 1: Write the proportion equation
   59,423.58 : 89,072.64 = 21,959.64 : x
2. Step 2: Convert to fraction form
   59,423.58/89,072.64 = 21,959.64/x
3. Step 3: Cross multiply
   59,423.58x = 89,072.64 × 21,959.64
4. Step 4: Simplify right side
   59,423.58x = 1,956,003,108.25
5. Step 5: Solve for x
   x = 1,956,003,108.25/59,423.58
6. Step 6: Final answer
   x = 32,916.28