Finding the Third Proportional to 72,441 and 101,641.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,441 : 101,641.50 = 101,641.50 : x
2. Step 2: Convert to fraction form
   72,441/101,641.50 = 101,641.50/x
3. Step 3: Cross multiply
   72,441x = 101,641.50 × 101,641.50
4. Step 4: Simplify right side
   72,441x = 10,330,994,522.25
5. Step 5: Solve for x
   x = 10,330,994,522.25/72,441
6. Step 6: Final answer
   x = 142,612.53