Finding the Fourth Proportional to 109.01, 150.42 and 59.88

Step by Step Solution

1. Step 1: Write the proportion equation
   109.01 : 150.42 = 59.88 : x
2. Step 2: Convert to fraction form
   109.01/150.42 = 59.88/x
3. Step 3: Cross multiply
   109.01x = 150.42 × 59.88
4. Step 4: Simplify right side
   109.01x = 9,006.63
5. Step 5: Solve for x
   x = 9,006.63/109.01
6. Step 6: Final answer
   x = 82.62