Finding the Third Proportional to 101,920 and 149,881.50

Step by Step Solution

1. Step 1: Write the proportion equation
   101,920 : 149,881.50 = 149,881.50 : x
2. Step 2: Convert to fraction form
   101,920/149,881.50 = 149,881.50/x
3. Step 3: Cross multiply
   101,920x = 149,881.50 × 149,881.50
4. Step 4: Simplify right side
   101,920x = 22,464,464,042.25
5. Step 5: Solve for x
   x = 22,464,464,042.25/101,920
6. Step 6: Final answer
   x = 220,412.72