Finding the Third Proportional to 122,071.50 and 182,988

Step by Step Solution

1. Step 1: Write the proportion equation
   122,071.50 : 182,988 = 182,988 : x
2. Step 2: Convert to fraction form
   122,071.50/182,988 = 182,988/x
3. Step 3: Cross multiply
   122,071.50x = 182,988 × 182,988
4. Step 4: Simplify right side
   122,071.50x = 33,484,608,144
5. Step 5: Solve for x
   x = 33,484,608,144/122,071.50
6. Step 6: Final answer
   x = 274,303.24