Finding the Fourth Proportional to 117.83, 162.33 and 117.83

Step by Step Solution

1. Step 1: Write the proportion equation
   117.83 : 162.33 = 117.83 : x
2. Step 2: Convert to fraction form
   117.83/162.33 = 117.83/x
3. Step 3: Cross multiply
   117.83x = 162.33 × 117.83
4. Step 4: Simplify right side
   117.83x = 19,127.34
5. Step 5: Solve for x
   x = 19,127.34/117.83
6. Step 6: Final answer
   x = 162.33