Finding the Fourth Proportional to 59,020.82, 88,539.98 and 21,572.16

Step by Step Solution

1. Step 1: Write the proportion equation
   59,020.82 : 88,539.98 = 21,572.16 : x
2. Step 2: Convert to fraction form
   59,020.82/88,539.98 = 21,572.16/x
3. Step 3: Cross multiply
   59,020.82x = 88,539.98 × 21,572.16
4. Step 4: Simplify right side
   59,020.82x = 1,909,998,614.96
5. Step 5: Solve for x
   x = 1,909,998,614.96/59,020.82
6. Step 6: Final answer
   x = 32,361.44