Finding the Fourth Proportional to 62.56, 93.82 and 21.98

Step by Step Solution

1. Step 1: Write the proportion equation
   62.56 : 93.82 = 21.98 : x
2. Step 2: Convert to fraction form
   62.56/93.82 = 21.98/x
3. Step 3: Cross multiply
   62.56x = 93.82 × 21.98
4. Step 4: Simplify right side
   62.56x = 2,061.69
5. Step 5: Solve for x
   x = 2,061.69/62.56
6. Step 6: Final answer
   x = 32.96