Finding the Fourth Proportional to 59,156.74, 88,778.85 and 21,740

Step by Step Solution

1. Step 1: Write the proportion equation
   59,156.74 : 88,778.85 = 21,740 : x
2. Step 2: Convert to fraction form
   59,156.74/88,778.85 = 21,740/x
3. Step 3: Cross multiply
   59,156.74x = 88,778.85 × 21,740
4. Step 4: Simplify right side
   59,156.74x = 1,930,052,090.30
5. Step 5: Solve for x
   x = 1,930,052,090.30/59,156.74
6. Step 6: Final answer
   x = 32,626.08