Finding the Fourth Proportional to 69.02, 103.43 and 32.91

Step by Step Solution

1. Step 1: Write the proportion equation
   69.02 : 103.43 = 32.91 : x
2. Step 2: Convert to fraction form
   69.02/103.43 = 32.91/x
3. Step 3: Cross multiply
   69.02x = 103.43 × 32.91
4. Step 4: Simplify right side
   69.02x = 3,403.72
5. Step 5: Solve for x
   x = 3,403.72/69.02
6. Step 6: Final answer
   x = 49.31