Finding the Fourth Proportional to 100.57, 150.86 and 32.10

Step by Step Solution

1. Step 1: Write the proportion equation
   100.57 : 150.86 = 32.10 : x
2. Step 2: Convert to fraction form
   100.57/150.86 = 32.10/x
3. Step 3: Cross multiply
   100.57x = 150.86 × 32.10
4. Step 4: Simplify right side
   100.57x = 4,841.88
5. Step 5: Solve for x
   x = 4,841.88/100.57
6. Step 6: Final answer
   x = 48.14