Finding the Third Proportional to 139,614 and 187,273.50

Step by Step Solution

1. Step 1: Write the proportion equation
   139,614 : 187,273.50 = 187,273.50 : x
2. Step 2: Convert to fraction form
   139,614/187,273.50 = 187,273.50/x
3. Step 3: Cross multiply
   139,614x = 187,273.50 × 187,273.50
4. Step 4: Simplify right side
   139,614x = 35,071,363,802.25
5. Step 5: Solve for x
   x = 35,071,363,802.25/139,614
6. Step 6: Final answer
   x = 251,202.34