Finding the Third Proportional to 33,273 and 71,878.50

Step by Step Solution

1. Step 1: Write the proportion equation
   33,273 : 71,878.50 = 71,878.50 : x
2. Step 2: Convert to fraction form
   33,273/71,878.50 = 71,878.50/x
3. Step 3: Cross multiply
   33,273x = 71,878.50 × 71,878.50
4. Step 4: Simplify right side
   33,273x = 5,166,518,762.25
5. Step 5: Solve for x
   x = 5,166,518,762.25/33,273
6. Step 6: Final answer
   x = 155,276.61