Finding the Fourth Proportional to 59,311.34, 89,005.89 and 21,872.06

Step by Step Solution

1. Step 1: Write the proportion equation
   59,311.34 : 89,005.89 = 21,872.06 : x
2. Step 2: Convert to fraction form
   59,311.34/89,005.89 = 21,872.06/x
3. Step 3: Cross multiply
   59,311.34x = 89,005.89 × 21,872.06
4. Step 4: Simplify right side
   59,311.34x = 1,946,742,166.43
5. Step 5: Solve for x
   x = 1,946,742,166.43/59,311.34
6. Step 6: Final answer
   x = 32,822.43