Finding the Third Proportional to 100.63 and 114.06

Step by Step Solution

1. Step 1: Write the proportion equation
   100.63 : 114.06 = 114.06 : x
2. Step 2: Convert to fraction form
   100.63/114.06 = 114.06/x
3. Step 3: Cross multiply
   100.63x = 114.06 × 114.06
4. Step 4: Simplify right side
   100.63x = 13,010.25
5. Step 5: Solve for x
   x = 13,010.25/100.63
6. Step 6: Final answer
   x = 129.29